Allen wrench set (Tapered Head®, extra long, 9 pieces per set) (with pipe)

A set of 9 hex keys with tapered heads (manufacturer nominal: hex key), plus 2 types of tightening pipes included.

[Features]
- Added a tightening pipe to the professional standard TLS-9N.
- There are two types of tightening pipes by diameter (for 5/6 mm and for 8/10 mm) so you can choose according to the hex key size.
- The tightening pipe can be inserted and removed with one touch.
- The pipe adapter, developed specifically for the 2-stage holder, allows you to neatly store two pipes without taking up extra space.
- The tapered head has been further improved for durability and wear resistance so that it can be used for final tightening.
- Torsional strength is 10–20% higher compared to conventional ball end.
- Especially effective when used at an angle (0–20°).

[Specifications]
- Longitudinal tip shape: Taper head
- Length standard: extra long
- Surface treatment: EL/ARMOUR plating