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  • Please note that the MISUMI Pune office and warehouse will be closed on November 20th due to the state election.
  • Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

Knob Screws(Main Body, Type:Special Shape)

Knob Screws are utilized in various applications to enable manual control, adjustment, or fastening in a wide range of applications. They have widespread applications across diverse industries such as in automation systems. In various manufacturing industries, for example, food and pharmaceutical industries, and electronics industries.
When selecting a Knobs Screws, it is crucial to consider factors, including size, shape (eg., round, mushroom, ball, T- shaped and polygon shape), material (eg., plastic, stainless steel, aluminum and so on.) and mounting type for example threaded and tapped. These considerations are crucial for ensuring the production of high-quality products. We highly recommend reputable brands such as MISUMI, ESCO and KONISHI, as well as cost-effective options from MISUMI ECONOMY.
Take advantage of the convenience of FREE SHIPPING and NO MINIMUM ORDER on knob screw. Should you have any doubts or require assistance in choosing the right product, our experts are readily available to provide advice and guidance.
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  • You can add up to 6 items per a category to the compare list.

    Locking Key LK

    Locking Key LK

    KONISHI

    [Features]
    · Made of matte black nylon (glass fiber reinforced) resin.
    · Female screw part made of brass.
    · Operating temperature max80° C, min-20° C.

    CAD :
    2D
    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    M4 ~ M8 - Tapped - 5 ~ 8 Special Shape Nylon - Brass - None Not Provided - - Not Provided Blind Bore None None -
    From: ₹ 238.58
    Days to Ship: 5 Day(s) or more
    day to ship 5 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    T-Shaped Knob

    T-Shaped Knob

    ESCO

    [Features]·ESCO Co., Ltd Knob. ·T-shaped knob. ·Wing T-shaped type.

    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    M6 ~ M12 - Threaded / Tapped / Tapped (Stepped) - 20 ~ 30 Special Shape Polyamide - Brass / Others - - - - - Not Provided - - - -
    From: ₹ 982.85
    Days to Ship: 6 Day(s) or more
    day to ship 6 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    One-Touch Locking Knob
    One-Touch Locking Knob
    One-Touch Locking Knob

    One-Touch Locking Knob

    IMAO CORPORATION

    [Features]
    · The rotary shaft can be locked or unlocked in a single action.
    · Produces a "click" when locked or unlocked, making it possible to physically sense when locked or unlocked.
    · Locked or unlocked state can be determined by color.

    [Accessories]
    · M5 × 15 mm SUS Hex Socket Head Bolt: 1.
    · M5 × 15 mm SUS cup point hex socket head set screw: 1 (coated with loosening prevention agent).

    CAD :
    2D / 3D
    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    8 ~ 10 - Round Bore - - Special Shape Polyamide - Stainless Steel - None - - - Not Provided Reamer Finishing - None -
    From: ₹ 3,946.44
    Days to Ship: 6 Day(s) or more
    day to ship 6 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Male Threaded Knob T Shape

    Male Threaded Knob T Shape

    ESCO

    [Features]·ESCO Co., Ltd Knob/knob, Male thread knob. ·T-shaped.

    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    M4 ~ M8 - Threaded - 6 ~ 25 Special Shape Polyamide - Others - - - - - Not Provided - - - -
    From: ₹ 414.00
    Days to Ship: 6 Day(s) or more
    day to ship 6 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Female Threaded Knob (Stainless Steel) Square

    Female Threaded Knob (Stainless Steel) Square

    ESCO

    [Features]·ESCO Co., Ltd Knob/knob, Female thread knob. [Materials]·It is made of stainless steel.

    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    M8 ~ M12 - Tapped (Stepped) - 15 ~ 22 Special Shape Others - - - - - - - Not Provided - Buffed - -
    From: ₹ 2,828.00
    Days to Ship: 6 Day(s) or more
    day to ship 6 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Bar Knob (BK)

    Bar Knob (BK)

    IMAO CORPORATION

    Strong tightening can be done by using the bar.

    [Features]
    · Strong tightening can be performed by using the bar

    CAD :
    2D / 3D
    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    M12 ~ M24 - Tapped - 35 ~ 54.5 Special Shape Steel - Steel - - - - - Not Provided Through Coating None -
    From: ₹ 1,182.24
    Days to Ship: 5 Day(s) or more
    day to ship 5 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Locking Key LS

    Locking Key LS

    KONISHI

    It is made of matte black nylon (glass fiber reinforced) resin. The male screw is made of steel, and the surface is treated with trivalent chromate and made of stainless steel. Operating temperature max80° C min-20° C

    CAD :
    2D
    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    M4 ~ M10 - Threaded - 6 ~ 40 Special Shape Nylon - Steel None None Not Provided - - Not Provided - None Trivalent Chromate -
    From: ₹ 238.58
    Days to Ship: 6 Day(s) or more
    day to ship 6 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Male thread/female thread knob

    Male thread/female thread knob

    ESCO

    [Features]·ESCO Co., Ltd Knob, Male thread, Female thread knob.

    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    M8 ~ M12 - Threaded (Stepped) / Tapped - 25 ~ 40 Special Shape Polyamide - Brass / Others - - - - - Not Provided - - - -
    From: ₹ 1,275.69
    Days to Ship: 6 Day(s) or more
    day to ship 6 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    male thread knob (Nylon)

    male thread knob (Nylon)

    ESCO

    [Features]·ESCO Co., Ltd Knobs/knobs, Male thread knobs (Nylon).

    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    M5 ~ M12 - Threaded - 25 ~ 40 Special Shape Nylon - Others - - - - - Not Provided - - - -
    From: ₹ 297.99
    Days to Ship: 6 Day(s) or more
    day to ship 6 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    male thread chrysanthemum knob (Nylon)

    male thread chrysanthemum knob (Nylon)

    ESCO

    [Features]·ESCO Co., Ltd Knob/knob, Male thread chrysanthemum knob (Nylon).

    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    M12 - Threaded - 50 Special Shape Nylon - Others - - - - - Not Provided - - - -
    From: ₹ 872.53
    Days to Ship: 6 Day(s) or more
    day to ship 6 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Male Thread Knob (Stainless Steel) Pentagon

    Male Thread Knob (Stainless Steel) Pentagon

    ESCO

    [Features]·ESCO Co., Ltd Knob/knob, Male thread knob. [Materials]It is made of stainless steel.

    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    M8 ~ M12 - Threaded (Stepped) - 20 ~ 30 Special Shape Others - - - - - - - Not Provided - - - -
    From: ₹ 3,277.67
    Days to Ship: 5 Day(s) or more
    day to ship 5 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    brass internal thread knob (black)

    brass internal thread knob (black)

    ESCO

    [Features]·ESCO Co., Ltd Knob/knob, Brass Female thread knob (Black).

    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    M5 ~ M8 - Tapped - - Special Shape Polyamide - Brass - - - - - Not Provided - Others - -
    From: ₹ 696.00
    Days to Ship: 6 Day(s) or more
    day to ship 6 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    [Made of Steel]male thread knob [orange]

    [Made of Steel]male thread knob [orange]

    ESCO

    ESCO Co., Ltd Knob/knob, [Steel] Male thread knob [Orange].

    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    M6 - Threaded - 40 Special Shape Polyamide - Steel - - - - - Not Provided - - - -
    From: ₹ 780.60
    Days to Ship: 6 Day(s) or more
    day to ship 6 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    female thread plastic knob

    female thread plastic knob

    ESCO

    [Features]·ESCO Co., Ltd Knobs/knobs, Female thread plastic knobs.

    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    M8 ~ M12 - Tapped (Stepped) - 12 ~ 20 Special Shape Polyamide - Others - - - - - Not Provided - - - -
    From: ₹ 596.01
    Days to Ship: 6 Day(s) or more
    day to ship 6 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    ]Star knob screw

    ]Star knob screw

    ESCO

    [Features]·ESCO Co., Ltd Knob. ·Knob is a chrysanthemum-shaped knob bolt.

    Mounting Section Dia. d (mm) or Nominal Dia. Environmentally friendly Mounting Section Type Characteristics/Applications Mounting Section, Length L(mm) Main Body, Type Main Body Material Round Shape, Type Mounting Section, Material Threaded End Machining Set Screw Flat Machining Side Machined Polygonal Shape, Type T Shape, Type Additional Function Tapped, Round Hole Machining Main Body, Surface Treatment Mounting Section, Surface Treatment Cleaning Method
    5 ~ 8 - Threaded - 15 ~ 45 Special Shape ABS - - - - - - - Not Provided - - Chromate -
    From: ₹ 55.67
    Days to Ship: 5 Day(s) or more
    day to ship 5 Day(s) or more
Brand
Product Series
CAD
From
Days to Ship
Mounting Section Dia. d (mm) or Nominal Dia.
Environmentally friendly
Mounting Section Type
Characteristics/Applications
Mounting Section, Length L(mm)
Main Body, Type
Main Body Material
Round Shape, Type
Mounting Section, Material
Threaded End Machining
Set Screw Flat Machining
Side Machined
Polygonal Shape, Type
T Shape, Type
Additional Function
Tapped, Round Hole Machining
Main Body, Surface Treatment
Mounting Section, Surface Treatment
Cleaning Method

    You can add up to 6 items per a category to the compare list.

    Locking Key LK

        You can add up to 6 items per a category to the compare list.

        T-Shaped Knob

            You can add up to 6 items per a category to the compare list.

            One-Touch Locking Knob
              One-Touch Locking Knob
              One-Touch Locking Knob

                You can add up to 6 items per a category to the compare list.

                Male Threaded Knob T Shape

                    You can add up to 6 items per a category to the compare list.

                    Female Threaded Knob (Stainless Steel) Square

                        You can add up to 6 items per a category to the compare list.

                        Bar Knob (BK)

                            You can add up to 6 items per a category to the compare list.

                            Locking Key LS

                                You can add up to 6 items per a category to the compare list.

                                Male thread/female thread knob

                                    You can add up to 6 items per a category to the compare list.

                                    male thread knob (Nylon)

                                        You can add up to 6 items per a category to the compare list.

                                        male thread chrysanthemum knob (Nylon)

                                            You can add up to 6 items per a category to the compare list.

                                            Male Thread Knob (Stainless Steel) Pentagon

                                                You can add up to 6 items per a category to the compare list.

                                                brass internal thread knob (black)

                                                    You can add up to 6 items per a category to the compare list.

                                                    [Made of Steel]male thread knob [orange]

                                                        You can add up to 6 items per a category to the compare list.

                                                        female thread plastic knob

                                                            You can add up to 6 items per a category to the compare list.

                                                            ]Star knob screw
                                                              Brand

                                                              KONISHI

                                                              ESCO

                                                              IMAO CORPORATION

                                                              ESCO

                                                              ESCO

                                                              IMAO CORPORATION

                                                              KONISHI

                                                              ESCO

                                                              ESCO

                                                              ESCO

                                                              ESCO

                                                              ESCO

                                                              ESCO

                                                              ESCO

                                                              ESCO

                                                              Product Series

                                                              Locking Key LK

                                                              T-Shaped Knob

                                                              One-Touch Locking Knob

                                                              Male Threaded Knob T Shape

                                                              Female Threaded Knob (Stainless Steel) Square

                                                              Bar Knob (BK)

                                                              Locking Key LS

                                                              Male thread/female thread knob

                                                              male thread knob (Nylon)

                                                              male thread chrysanthemum knob (Nylon)

                                                              Male Thread Knob (Stainless Steel) Pentagon

                                                              brass internal thread knob (black)

                                                              [Made of Steel]male thread knob [orange]

                                                              female thread plastic knob

                                                              ]Star knob screw

                                                              CAD
                                                              • 2D
                                                              • 2D / 3D
                                                              • 2D / 3D
                                                              • 2D
                                                              From

                                                              ₹ 238.58

                                                              ₹ 982.85

                                                              ₹ 3,946.44

                                                              ₹ 414.00

                                                              ₹ 2,828.00

                                                              ₹ 1,182.24

                                                              ₹ 238.58

                                                              ₹ 1,275.69

                                                              ₹ 297.99

                                                              ₹ 872.53

                                                              ₹ 3,277.67

                                                              ₹ 696.00

                                                              ₹ 780.60

                                                              ₹ 596.01

                                                              ₹ 760.00

                                                              Days to Ship 5 Day(s) or more 6 Day(s) or more 6 Day(s) or more 6 Day(s) or more 6 Day(s) or more 5 Day(s) or more 6 Day(s) or more 6 Day(s) or more 6 Day(s) or more 6 Day(s) or more 5 Day(s) or more 6 Day(s) or more 6 Day(s) or more 6 Day(s) or more 5 Day(s) or more
                                                              Mounting Section Dia. d (mm) or Nominal Dia.M4 ~ M8M6 ~ M128 ~ 10M4 ~ M8M8 ~ M12M12 ~ M24M4 ~ M10M8 ~ M12M5 ~ M12M12M8 ~ M12M5 ~ M8M6M8 ~ M125 ~ 8
                                                              Environmentally friendly---------------
                                                              Mounting Section TypeTappedThreaded / Tapped / Tapped (Stepped)Round BoreThreadedTapped (Stepped)TappedThreadedThreaded (Stepped) / TappedThreadedThreadedThreaded (Stepped)TappedThreadedTapped (Stepped)Threaded
                                                              Characteristics/Applications---------------
                                                              Mounting Section, Length L(mm)5 ~ 820 ~ 30-6 ~ 2515 ~ 2235 ~ 54.56 ~ 4025 ~ 4025 ~ 405020 ~ 30-4012 ~ 2015 ~ 45
                                                              Main Body, TypeSpecial ShapeSpecial ShapeSpecial ShapeSpecial ShapeSpecial ShapeSpecial ShapeSpecial ShapeSpecial ShapeSpecial ShapeSpecial ShapeSpecial ShapeSpecial ShapeSpecial ShapeSpecial ShapeSpecial Shape
                                                              Main Body MaterialNylonPolyamidePolyamidePolyamideOthersSteelNylonPolyamideNylonNylonOthersPolyamidePolyamidePolyamideABS
                                                              Round Shape, Type---------------
                                                              Mounting Section, MaterialBrassBrass / OthersStainless SteelOthers-SteelSteelBrass / OthersOthersOthers-BrassSteelOthers-
                                                              Threaded End Machining------None--------
                                                              Set Screw Flat MachiningNone-None---None--------
                                                              Side MachinedNot Provided-----Not Provided--------
                                                              Polygonal Shape, Type---------------
                                                              T Shape, Type---------------
                                                              Additional FunctionNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot Provided
                                                              Tapped, Round Hole MachiningBlind Bore-Reamer Finishing--Through---------
                                                              Main Body, Surface TreatmentNone---BuffedCoatingNone----Others---
                                                              Mounting Section, Surface TreatmentNone-None--NoneTrivalent Chromate-------Chromate
                                                              Cleaning Method---------------

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                                                              1. 1

                                                              Related Categories to Knob Screws

                                                              FAQ Knob Screws

                                                              Question: How do I properly install the knob screw?
                                                              Answer: Here are some example to install a Knob Screws tapped type
                                                              1. Prepare the Surface: Clean and clear the area where the knob screw will be installed.
                                                              2. Choose the Right Screw: Select a screw with the appropriate size and thread that matches the knob.
                                                              3. Mark the Location: Use a pencil to mark where the knob screw will go, ensuring proper alignment.
                                                              4. Create Pilot Holes (if needed): Use a drill to create small guide holes in the marked spots, if the material is hard.
                                                              5. Insert the Screw: Place the screw through the knob and into the pilot hole or surface.
                                                              6. Tighten the Screw: Use a screwdriver to turn the screw clockwise, securely fastening the knob in place.
                                                              7. Test the Knob: Check the knob's movement and stability to ensure proper installation.
                                                              8. Adjust if Necessary: If the knob feels loose, you may need to tighten the screw further.
                                                              Question: Type of knobs screw?
                                                              Answer: There are various types of knob screws designed for specific applications. Here are a few common types:
                                                              1. Round Knurled Thumb Screws: These have textured heads for better grip, often used in applications where a secure grip is essential.
                                                              Round Knurled Thumb Screws
                                                              2. Lobed Knobs: Have a lobed design for a comfortable grip, commonly found on industrial and mechanical equipment.
                                                              Lobed Knobs
                                                              3. Ball Knobs: These have a spherical shape and are commonly used on levers or control mechanisms.
                                                              Ball Knobs
                                                              4. T-Knobs: Shaped like the letter "T," these knobs are simple to turn and are used in applications where frequent adjustments are needed.
                                                              T-Knobs
                                                              5. Star Knobs: Featuring a star-shaped head for easy turning, often used in applications requiring frequent adjustments.
                                                              Star Knobs
                                                              6. Mushroom Knobs: Shaped like a mushroom. It is used for cabinets, drawers, and doors, these knobs provide a comfortable grip for opening and closing
                                                              Mushroom Knobs
                                                              Question: How to choose the knob screw?
                                                              Answer: Here are some example how to choose the knob screw
                                                              1. Usage: Identify its purpose, such as indoor/outdoor and specific applications like machines, jig fixtures, doors, cabinets, etc.
                                                              2. Material: Match durability to the environment (stainless steel, aluminum, brass and plastic (eg., ABS, Nylon and so on).
                                                              3. Thread Type and Thread Size : Ensure screw matches knob (Threaded, Tapped) or Press fit. and the thread size is appropriate to install
                                                              4. Size: Select a knob head size that is appropriate for your intended use.
                                                              5. Head Type: Choose based on knob design (eg.,round, T Shape, Wing Shape, Polygon shape etc.).
                                                              6. Easy to install : Ensure easy installation and tightening.
                                                              7. Follow Guidelines: Check knob manufacturer's recommendations.
                                                              Question: What is the usage for knob screw?
                                                              Answer: The primary usage of a knob screw is to enable manual control, adjustment, or fastening in a wide range of applications. Here are additional examples of how knob screws are used:
                                                              1. Camera Tripods: Knob screws are used to secure the legs and adjust the height of camera tripods, aiding photographers in achieving stable shots.
                                                              2. HVAC Systems: Knob screws are used to control airflow direction and intensity in ventilation systems, enhancing indoor air quality and comfort.
                                                              3. Scientific Research Instruments: In laboratories, knob screws are employed to fine-tune the position of laser optics, ensuring precise experimental setups.
                                                              4. Automated Manufacturing: Knob screws play a role in industrial automation by adjusting the position of sensors.
                                                              Question: What is the difference between knob screw and door knob?
                                                              Answer: Knob Screw:
                                                              A knob screw is a type of fastener used to secure or adjust objects together. It consists of a threaded and a head. The head is designed for easy gripping and turning by hand. Knob screws are commonly used in applications where frequent adjustments or temporary fastening is required. They are often found in devices like clamps, jigs, and fixtures. The main purpose of a knob screw is to provide a manual way of securing two components together without the need for additional tools.

                                                              Door Knob:
                                                              A door knob, on the other hand, is a handle or knob attached to a door that allows people to open and close the door. It is usually mounted on a spindle that connects the knob on the outside of the door to a mechanism on the inside, allowing the door to be latched or unlatched. Door knobs come in various designs and materials, and they serve both functional and aesthetic purposes. They are an integral part of doors in buildings and structures

                                                              In summary,
                                                              A knob screw is a threaded fastener used for securing or adjusting objects together, often by hand.
                                                              A door knob is a handle attached to a door, allowing people to open and close the door, serving a functional and aesthetic purpose.
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