(!)NOTE : Windows 7 users won’t be able to use some latest features of eCatalog/WOS since Microsoft is ending support for Windows 7 on 14 Jan, 2020. Please upgrade your system for uninterrupted services.

  • Viewed
    Products
  • My
    Components
  • Cart
Recently Viewed Products
X
My Components
X
Cart item(s)
X
Loading...
  • Due to an increase in demand, the lead time of some of the electrical items from our eCatalogue has increased abnormally and may cause delays in delivery or order suspension. We apologize for the inconvenience and appreciate your kind understanding. Once the supply will get normalized, we will update the same.

Threaded Inserts(Length L (after insertion) (D = Thread Dia. M):3D)

Threaded Inserts
These generally have embedded male threads. Coil shapes are inserted with a dedicated tool, press-fit into a collar, or mounted while self-tapping threads.
Choose a shape to suit the application. Some items require dedicated tools.
CAD
Days to Ship
  • All
  • Same day
  • 5 Day(s) or Less
  • 6 Day(s) or Less
  • 7 Day(s) or Less
  • 8 Day(s) or Less
  • Others

24 items

Sort By
30
45
60
  1. 1
  • You can add up to 6 items per a category to the compare list.

    Thread Inserts
    Thread Inserts
    Thread Inserts
    Thread Inserts
    Thread Inserts

    Thread Inserts

    MISUMI

    [Specification expansion] In response to many requests, a new standard product is now available! *Please see the specification table or model number list for applicable products.
    [Handling Standards] Coarse M diameter: 2, 2.2, 2.5, 2.6, 3, 3.5, 4, 5, 6, 8, 10, 12, 14, 16, 18, Fine M diameter: 6, 8, 10, 12, 14, 16, 18
    You can purchase from 1 piece!

    Application: Strengthens the female thread of the base.
    Features: Durable screw connection. You can create a concise design.
    Material: SUS304.

    • Volume Discount
    CAD :
    2D / 3D
    From: ₹ 136.36
    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.

    Dodge Bit Insert (Standard) SB Brass (Cadmium-Free)

    Dodge Bit Insert (Standard) SB Brass (Cadmium-Free)【1-4,000 Pieces Per Package】

    TOKAI METAL INDUSTRY

    A general-purpose well-balanced screw insert with low cost.
    [Features]
    ・ At the time of press-fit, the product has direction.
    ・ An insert nut that is well balanced in all aspects including easy use, holding power, cost, etc.

    From: ₹ 8.80
    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 Bit Insert (Flange Type) / HFB

    Brass Bit Insert (Flange Type) / HFB

    HIROSUGI-KEIKI

    [Nominal of Thread (M)] 2/2.6/3/4/5
    [Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
    [Processing] Degreasing

    • Volume Discount
    From: ₹ 32.00
    Days to Ship: 12 Day(s) or more
    day to ship 12 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Dodge Bit Insert Flange Type  (Brass Cadmium-Free)

    Dodge Bit Insert Flange Type (Brass Cadmium-Free)

    TOKAI METAL INDUSTRY

    General purpose type. Low cost and well balanced.

    From: ₹ 22.40
    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.

    E-Certs

    E-Certs

    TSUGAMI

    Old 'Heli-Coils Inserted'. The screws of the main body are reinforced, ensuring a highly durable fastening.

    • Volume Discount
    From: ₹ 70.35
    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.

    Stainless Steel Insert Nut, Screw-in (Slotted)/IRU-S

    Stainless Steel Insert Nut, Screw-in (Slotted)/IRU-S

    HIROSUGI-KEIKI

    [Nominal of Thread (M)] 2.6/3/4/5/6/8
    [Material] Free-Cutting Stainless Steel (SUS303)
    [Processing] Degreasing

    From: ₹ 78.00
    Days to Ship: 12 Day(s) or more
    day to ship 12 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Recoil-Free (mm) SUS304

    Recoil-Free (mm) SUS304

    RECOIL

    Made from regular 304 grade stainless steel (18–8), but inserts made from other application-specific materials are also manufactured.

    From: ₹ 69.11
    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 Bit Insert (Standard Model / Single-Sided Type) HSB

    Brass Bit Insert (Standard Model / Single-Sided Type) HSB

    HIROSUGI-KEIKI

    [Nominal of Thread (M)] 1.4/1.6/1.7/2/2.6/3/4/5
    [Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
    [Processing] Degreasing

    • Volume Discount
    From: ₹ 23.00
    Days to Ship: 12 Day(s) or more
    day to ship 12 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Stainless Steel Insert Nut, Screw-in (Thread Locker / Slotted) / IRU-SW

    Stainless Steel Insert Nut, Screw-in (Thread Locker / Slotted) / IRU-SW

    HIROSUGI-KEIKI

    [Nominal of Thread (M)] 2.6/3/4/5/6/8
    [Material] Free-Cutting Stainless Steel (SUS303)
    [Processing] Degreasing

    From: ₹ 99.00
    Days to Ship: 12 Day(s) or more
    day to ship 12 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Brass Bit Insert (Standard, Double-sided) HSB-Z

    Brass Bit Insert (Standard, Double-sided) HSB-Z

    HIROSUGI-KEIKI

    [Nominal of Thread (M)] 1.4/1.6/1.7/2/2.6/3/4/5
    [Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
    [Processing] Degreasing

    From: ₹ 22.00
    Days to Ship: 12 Day(s) or more
    day to ship 12 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Sprue (Unify) (UNF)

    Sprue (Unify) (UNF)【100 Pieces Per Package】

    NIPPON SPREW

    Screw reinforcer featuring a coiled, diamond-shaped stainless steel thread. Can achieve high-reliability tightening by effective use of the the springback.

    From: ₹ 66.80
    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.

    DODGE BET Insert (Standard), Double Sided Chamfer Type, Brass (Cadmium-Free)
    From: ₹ 9.58
    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.

    Stainless Steel Recoil

    Stainless Steel Recoil【100 Pieces Per Package】

    SUNCO

    [Nominal M] 2, 2.5, 3, 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24
    [Material] Stainless Steel
    [Surface Processing] Bare

    From: ₹ 63.35
    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 Insert Nut (Screw-In Type / Slotted) IRB-SW/-SCW

    Brass Insert Nut (Screw-In Type / Slotted) IRB-SW/-SCW

    HIROSUGI-KEIKI

    [Nominal designation of thread (M)] 2.6/3/4/5/6/8
    [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
    [Treatment] Nickel plating (Ni)/degreasing

    From: ₹ 67.00
    Days to Ship: 12 Day(s) or more
    day to ship 12 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Brass Dutch Insert (Standard) / HSD

    Brass Dutch Insert (Standard) / HSD

    HIROSUGI-KEIKI

    [Nominal of Thread (M)] 2.6/3/4/5
    [Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
    [Processing] Degreasing

    From: ₹ 41.00
    Days to Ship: 12 Day(s) or more
    day to ship 12 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Sprue

    Sprue【1-100 Pieces Per Package】

    NIPPON SPREW

    Screw reinforcement made from a coiled, rhombic section stainless steel wire. Highly reliable fastening is achieved through ingenious use of spring action.

    From: ₹ 62.40
    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 Insert Nut (Screw-In Type / Slotted) IRB-S/IRB-SC

    Brass Insert Nut (Screw-In Type / Slotted) IRB-S/IRB-SC

    HIROSUGI-KEIKI

    [Nominal designation of thread (M)] 2.6/3/4/5/6/8
    [Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
    [Treatment] Nickel plating (Ni)/degreasing

    From: ₹ 48.00
    Days to Ship: 12 Day(s) or more
    day to ship 12 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Nylon Nut Insert / NNI

    Nylon Nut Insert / NNI

    HIROSUGI-KEIKI

    [Nominal of Thread (M)] 2.5/3/4/5/6/8
    Main Body
    [Material] Nylon 66
    [Color] Milky White
    [Heat Warping Temperature] 1.82 MPa: 75°C
    [UL Standard] UL94V-2 (Materials)
    Screw Part
    [Material] Aluminum (A2011 Equivalent)
    [Processing] Degreasing

    From: ₹ 27.00
    Days to Ship: 12 Day(s) or more
    day to ship 12 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    E-Sert Fine

    E-Sert Fine

    TSUGAMI

    Old 'Heli-Coils Inserted'. The screws of the main body are reinforced, which ensures highly durable fastening.

    • Volume Discount
    From: ₹ 152.00
    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.

    Dodge Bit Insert Standard SD (Brass Cadmium-Less)

    Dodge Bit Insert Standard SD (Brass Cadmium-Less)【1-800 Pieces Per Package】

    TOKAI METAL INDUSTRY

    Because it is an extension method, it can be used during press fitting insertion after molding with the thinnest possible wall thickness.

    From: ₹ 29.60
    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.

    Sprue (Unified) (UNC)

    Sprue (Unified) (UNC)【100 Pieces Per Package】

    NIPPON SPREW

    Screw reinforcer featuring coiling of a diamond shaped stainless steel thread. Can achieve high-reliability tightening by using the springback skillfully.

    From: ₹ 72.00
    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.

    Lock Sprue

    Lock Sprue【100 Pieces Per Package】

    NIPPON SPREW

    This SPREW has enhanced locking characteristics. The central portion of the SPREW coil is formed from several windings of angular grips. The spring action of the grips keeps male screws firmly tightened, and prevents looseness caused by strong impacts or shocks.

    From: ₹ 81.43
    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.

    Stainless Steel E-Sert Hemlock-Made

    Stainless Steel E-Sert Hemlock-Made【50-100 Pieces Per Package】

    SUNCO

    [Nominal M] 2, 2.2, 2.5, 2.6, 7, 14, 16, 18, 20, 22, 24, 27, 30, 33, 36, 39, 42
    [Material] Stainless Steel
    [Surface Processing] Bare

    • Volume Discount
    From: ₹ 51.60
    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.

    Lock Type Sprew

    Lock Type Sprew【100 Pieces Per Package】

    SUNCO

    [Material] Stainless steel
    [Thread size M] 2.5, 2.6, 3, 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24

    From: ₹ 74.68
    Days to Ship: 5 Day(s) or more
    day to ship 5 Day(s) or more
Brand
Product Series
CAD
From
Days to Ship
Screw Dia. M (after insertion)(mm)
Type
Material
Screw Type
Length L (after insertion) (D = Thread Dia. M)
Application
Notch
Thread Dia. (After inserted), Unified(inch)
Shape
Sales Unit

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

    Thread Inserts
      Thread Inserts
      Thread Inserts
      Thread Inserts
      Thread Inserts

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

        Dodge Bit Insert (Standard) SB Brass (Cadmium-Free)

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

            Brass Bit Insert (Flange Type) / HFB

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

                Dodge Bit Insert Flange Type  (Brass Cadmium-Free)

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

                    E-Certs

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

                        Stainless Steel Insert Nut, Screw-in (Slotted)/IRU-S

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

                            Recoil-Free (mm) SUS304

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

                                Brass Bit Insert (Standard Model / Single-Sided Type) HSB

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

                                    Stainless Steel Insert Nut, Screw-in (Thread Locker / Slotted) / IRU-SW

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

                                        Brass Bit Insert (Standard, Double-sided) HSB-Z

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

                                            Sprue (Unify) (UNF)

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

                                                DODGE BET Insert (Standard), Double Sided Chamfer Type, Brass (Cadmium-Free)

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

                                                    Stainless Steel Recoil

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

                                                        Brass Insert Nut (Screw-In Type / Slotted) IRB-SW/-SCW

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

                                                            Brass Dutch Insert (Standard) / HSD

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

                                                                Sprue

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

                                                                    Brass Insert Nut (Screw-In Type / Slotted) IRB-S/IRB-SC

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

                                                                        Nylon Nut Insert / NNI

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

                                                                            E-Sert Fine

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

                                                                                Dodge Bit Insert Standard SD (Brass Cadmium-Less)

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

                                                                                    Sprue (Unified) (UNC)

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

                                                                                        Lock Sprue

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

                                                                                            Stainless Steel E-Sert Hemlock-Made

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

                                                                                                Lock Type Sprew
                                                                                                  Brand

                                                                                                  MISUMI

                                                                                                  TOKAI METAL INDUSTRY

                                                                                                  HIROSUGI-KEIKI

                                                                                                  TOKAI METAL INDUSTRY

                                                                                                  TSUGAMI

                                                                                                  HIROSUGI-KEIKI

                                                                                                  RECOIL

                                                                                                  HIROSUGI-KEIKI

                                                                                                  HIROSUGI-KEIKI

                                                                                                  HIROSUGI-KEIKI

                                                                                                  NIPPON SPREW

                                                                                                  TOKAI METAL INDUSTRY

                                                                                                  SUNCO

                                                                                                  HIROSUGI-KEIKI

                                                                                                  HIROSUGI-KEIKI

                                                                                                  NIPPON SPREW

                                                                                                  HIROSUGI-KEIKI

                                                                                                  HIROSUGI-KEIKI

                                                                                                  TSUGAMI

                                                                                                  TOKAI METAL INDUSTRY

                                                                                                  NIPPON SPREW

                                                                                                  NIPPON SPREW

                                                                                                  SUNCO

                                                                                                  SUNCO

                                                                                                  Product Series

                                                                                                  Thread Inserts

                                                                                                  Dodge Bit Insert (Standard) SB Brass (Cadmium-Free)【1-4,000 Pieces Per Package】

                                                                                                  Brass Bit Insert (Flange Type) / HFB

                                                                                                  Dodge Bit Insert Flange Type (Brass Cadmium-Free)

                                                                                                  E-Certs

                                                                                                  Stainless Steel Insert Nut, Screw-in (Slotted)/IRU-S

                                                                                                  Recoil-Free (mm) SUS304

                                                                                                  Brass Bit Insert (Standard Model / Single-Sided Type) HSB

                                                                                                  Stainless Steel Insert Nut, Screw-in (Thread Locker / Slotted) / IRU-SW

                                                                                                  Brass Bit Insert (Standard, Double-sided) HSB-Z

                                                                                                  Sprue (Unify) (UNF)【100 Pieces Per Package】

                                                                                                  DODGE BET Insert (Standard), Double Sided Chamfer Type, Brass (Cadmium-Free)【800-4,000 Pieces Per Package】

                                                                                                  Stainless Steel Recoil【100 Pieces Per Package】

                                                                                                  Brass Insert Nut (Screw-In Type / Slotted) IRB-SW/-SCW

                                                                                                  Brass Dutch Insert (Standard) / HSD

                                                                                                  Sprue【1-100 Pieces Per Package】

                                                                                                  Brass Insert Nut (Screw-In Type / Slotted) IRB-S/IRB-SC

                                                                                                  Nylon Nut Insert / NNI

                                                                                                  E-Sert Fine

                                                                                                  Dodge Bit Insert Standard SD (Brass Cadmium-Less)【1-800 Pieces Per Package】

                                                                                                  Sprue (Unified) (UNC)【100 Pieces Per Package】

                                                                                                  Lock Sprue【100 Pieces Per Package】

                                                                                                  Stainless Steel E-Sert Hemlock-Made【50-100 Pieces Per Package】

                                                                                                  Lock Type Sprew【100 Pieces Per Package】

                                                                                                  CAD
                                                                                                  • 2D / 3D
                                                                                                  From

                                                                                                  ₹ 136.36

                                                                                                  ₹ 14.62

                                                                                                  ₹ 32.00

                                                                                                  ₹ 22.40

                                                                                                  ₹ 70.35

                                                                                                  ₹ 78.00

                                                                                                  ₹ 69.11

                                                                                                  ₹ 23.00

                                                                                                  ₹ 99.00

                                                                                                  ₹ 22.00

                                                                                                  ₹ 6,680.00

                                                                                                  ₹ 12,800.00

                                                                                                  ₹ 6,334.40

                                                                                                  ₹ 67.00

                                                                                                  ₹ 41.00

                                                                                                  ₹ 72.71

                                                                                                  ₹ 48.00

                                                                                                  ₹ 27.00

                                                                                                  ₹ 152.00

                                                                                                  ₹ 32.80

                                                                                                  ₹ 7,200.00

                                                                                                  ₹ 8,143.00

                                                                                                  ₹ 5,159.20

                                                                                                  ₹ 7,468.00

                                                                                                  Days to Ship 6 Day(s) or more 5 Day(s) or more 12 Day(s) or more 5 Day(s) or more 5 Day(s) or more 12 Day(s) or more 5 Day(s) or more 12 Day(s) or more 12 Day(s) or more 12 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 12 Day(s) or more 12 Day(s) or more 5 Day(s) or more 12 Day(s) or more 12 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more
                                                                                                  Screw Dia. M (after insertion)(mm)82 ~ 4333 ~ 1232 ~ 182 ~ 432 ~ 4-2 ~ 43 ~ 633 ~ 42 ~ 1232.5 ~ 4103 ~ 4-82 ~ 205
                                                                                                  TypeStandardStandardPress FitStandardStandardSelf-TappingStandardPress FitSelf-TappingPress FitStandardStandardStandardSelf-TappingPress FitStandardSelf-TappingPress FitStandardStandardStandardStandardStandardStandard
                                                                                                  MaterialStainless Steel (SUS303/304)BrassBrassBrassStainless Steel (SUS303/304)Stainless Steel (SUS303/304)Stainless Steel (SUS303/304)BrassStainless Steel (SUS303/304)BrassStainless Steel (SUS303/304)BrassStainless Steel (SUS303/304)BrassBrassStainless Steel (SUS303/304) / Phosphor BronzeBrassNylonStainless Steel (SUS303/304)BrassStainless Steel (SUS303/304)Stainless Steel (SUS303/304)Stainless Steel (SUS303/304)Stainless Steel (SUS303/304)
                                                                                                  Screw TypeMetric (Fine) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadUnified (Fine) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadMetric (Fine) ThreadMetric (Coarse) ThreadUnified (Coarse) ThreadMetric (Coarse) ThreadMetric (Coarse) ThreadMetric (Coarse) Thread
                                                                                                  Length L (after insertion) (D = Thread Dia. M)3D3D3D3D3D3D3D3D3D3D3D3D3D3D3D3D3D3D3D3D3D3D3D3D
                                                                                                  ApplicationLight MetalResin GeneralLight MetalResin GeneralLight Metal / Cast Iron / Resin GeneralCast IronLight MetalLight MetalCast IronLight MetalLight MetalResin General-Light MetalLight MetalLight MetalLight MetalResin GeneralLight Metal / Cast Iron / Resin GeneralResin GeneralLight MetalLight Metal--
                                                                                                  NotchProvidedNot ProvidedNot ProvidedNot ProvidedProvidedNot ProvidedProvidedNot ProvidedNot ProvidedNot ProvidedProvidedNot ProvidedProvidedNot ProvidedNot ProvidedProvidedNot ProvidedNot ProvidedProvidedNot ProvidedProvidedProvidedProvidedProvided
                                                                                                  Thread Dia. (After inserted), Unified(inch)----------1/4-28 ~ 5/16-24---------1/4-20---
                                                                                                  Shape-StandardStandardStandard-Slotted-StandardSlottedStandard-StandardStandardSlottedStandard-SlottedStandard-Standard--Standard-
                                                                                                  Sales UnitLow Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.) / Box, Pkg.Box, Pkg.Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.)Box, Pkg.Low Quantity (Available beginning with 1 pc.)Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Low Quantity (Available beginning with 1 pc.) / Box, Pkg.Box, Pkg.Box, Pkg.Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.) / Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.

                                                                                                  Loading...

                                                                                                  1. 1

                                                                                                  Related Categories to Threaded Inserts