Description:

[Torque Strength] - Quenched and heat-treated S2 alloy steel bits, hardness arrived at 58-62 HRC, reducing wear-outs. High strength chrome vanadium steel sockets, increase turning power.. [Precision Bits] - Automatically process bit tips to ensure correct size, chamfered ends insert smoothly into fastener head, reducing wear.. [Secure/Firm] - Spring-loaded ball to retain sockets and prevent them from dropping.. [Hex Shank Socket Adapter] - Attach to any powered / cordless drill chuck or impact driver to turn it into a high-speed nut driver.. [Widely Used] - Use with ratchet to improve speed in tightening hex drive fasteners. And the product has no insulation properties and is not suitable for electrical environments..