Made in U.S.A.Designed for use on tamper-resistant (pin-in-head) hex fastenersA must for today’s professional mechanic
5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4" Tamper-Proof Hex Bit Sockets
Tightening & loosening of socket cap screws and bolts, servicing disc brakes, bushings of the injection valves