Description:

Includes1-Piece adapter (1/2" drive), 7-piece long 3" bits and 7-piece short 1.2" bits (T20, T25, T30, T40, T45, T50, T55).. Torque StrengthQuenched and heat-treated S2 alloy steel bits, hardness arrived at 58-62 HRC, reducing wear. High strength chrome vanadium steel sockets, increase turning power.. DurableComplete corrosion resistance and rust resistance, mirror-polished and chrome-plated sockets and reddening bits treatment.. Easy to UseFour detent grooves provide a secure connection with the drive tool. The beveled inner edge helps guide the socket to the drive tool.. Widely UseUse with a ratchet to increase the speed of tightening square drive fasteners. And the product has no insulation properties and is not suitable for electrical environments..