T40 Half Cut Security Driver Bit, Tamper Proof, 3/8" Square Driver, 1-1/8" OAL File Sets ideal for any electrical application

ideal for any electrical application

Constructed of M-42 8% Cobalt high speed steel for super abrasive resistance in tough metals

1/2" Drive x 7/16" Standard - 12 Point

60 tooth gear system for improved productivity and strength

T40 Half Cut Security Driver Bit, Tamper Proof, 3/8" Square Driver, 1-1/8" OAL File Sets ideal for any electrical applicationT40 Half Cut Security Driver Bit, Tamper Proof, 3 8" Square Driver, 1 1 8" OAL Features and Benefits: The half cut TORX have the TORX top cut shallower than normal TORX Half cut TORX increases strength and improves fastener engagement All drivers with tamper proof holes for security fasteners S2 steel, the strongest and hardest drivers heat treated to 58 6 Satin chrome finish