Version :
Forged from high quality steel, internally bevelled for easy fitting to bolt heads. Square socket drive with close tolerances for secure fit on the drive attachment. Internal square to DIN 3120.

Standard :
DIN 3124-L

Material :
Chrome vanadium steel, chrome-plated.

Note :
GARANT and HOLEX bi-hex sockets, long, including are available also in imperial sizes from our eShop (GARANT: No. 642532; HOLEX: No. 642522).