General Information：[1][Widely Used] - Use with ratchet to improve speed in tightening Torx drive fasteners. And the product has no insulation properties and is not suitable for electrical environments.[2][Torque Strength] - Quenched and heat-treated S2 alloy steel bits, hardness arrived at 58-62 HRC, reduce wear-outs. High strength chrome vanadium steel sockets, increase turning power.[3][Longevity] - Completely anti-rust and corrosion-resistant with polished chrome-plated finish socket and copper paint electroplated drill bit treatment.[4][Precision Bits] - Automatically process bit tips to ensure correct size, chamfered ends insert smoothly into fastener head, reducing wear.[5][Size] - 1/2-inch drive socket, T50 torx bit, 5.51-inch (140mm) total length.
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