Size - 1/4-inch drive socket, PH1 and PH2 Phillips bit, 1.5-inch (38mm) total length.
Durable - Quenched and heat treated S2 alloy steel bits, hardness arrived at 58-60 HRC, reducing wear-outs. High strength chrome vanadium steel sockets, increase turning power.
Surface Treatment - Complete corrosion resistance and rust resistance, mirror-polished and chrome-plated sockets and phosphate bits finish.
Precision Bits - Automatically process bit tips to ensure accurate size, chamfered ends insert smoothly into fastener head, reducing wear.
Usage - Use with ratchet to improve speed in tightening cross drive fasteners. And the product has no insulation properties and is not suitable for electrical environments.
