The threaded body allows the user to adjust the position of the gripper. The internal hex allows for adjustment from the backside. The serrated gripper provides positive holding. Made from M-2 high speed steel and hardened to Rc 55/58 with a black oxide finish.
Length Overall: 1/2 in.
Thread External: 3/8-16
Hex Internal: 1/8 in.
Pattern Tooth: EF