The Erbauer Impact Hex Nut Driver Set is a 3-piece set designed for use with impact drivers. Each nut driver is cold-forged from high-grade chrome vanadium steel (6150), providing exceptional durability and the ability to withstand high torque output. The set includes H6, H8, and H10 nut drivers, all featuring a 6.35mm quick-change hex shank that reduces slipping in standard drill chucks. The highly visible laser-etched markings ensure quick size identification, while the magnetic tips securely hold nuts and fasteners during installation or removal. Ideal for automotive repair, machinery maintenance, and DIY projects.