Standard :
DIN 3124-L

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. Close tolerance widths across flats protects nuts and bolt heads. Thin walls for access to restricted places. Bi-hex HT drive profile protects the corners of nuts and bolt heads.

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).