Insert with a hex external working profile.
Socket is made by cold stamping method.
Material – chrome-vanadium steel CrV50BV30.
Hardened to 45-47 HRC.
Material of inserts -S2 tool steel S2.
Protected from corrosion by the chromium coating...
ATRA S-SH1212 Short HEX Wrench Set with 1/2" bits (L=55 mm) -12 items.
Material: Cr-V with technique: mat + knurling.
The kit contains:.
L = 55 mm: H4-5-6-8-10-12.
L = 140 mm: H4-5-6-8-10-12...