Catalog number: 6330540 Features: ●The unit drive increases the contact area, making the bolt less likely to chip. ●It is sturdy and durable even when large torque is applied. Specifications: ●Face size (mm): 55 ●Drive socket size (mm): 38.1 ●Total length (mm): 140 ●Face shape: hexagonal ●Compatible pin: 6676840 ●Compatible O-ring: 6676760 ●Face size (mm): 55 Material/Finish: ●Special chrome vanadium steel ●Gunmetal finish Note: ●Pins and O-rings are sold separately.
