【Durable Material】: Constructed of CR-MO steel with black oxide coating for extended lifespan. Resistant to breakage during use. Made of sturdy steel with black coating, rustproof with electrophoretic coating design, and crack-resistant due to heat treatment design.
【Professional Design】: Designed for easy removal of locking lug nut sets. 3/4" 7 spline lug nut key compatible with M14x1.5, M14x1.75, M14x2, and 9/16"-18 pitch wheel lug nuts.
【Excellent Grip】: Provides maximum torque and excellent grip, ideal for mechanics. Not compatible with hex head lugs. High-strength steel construction, cold forged and heat treated for improved hardness, stiffness, durability, and corrosion resistance.
【Wide Application】: Compatible with M12x1.5, M12x1.25, 1/2-20, M10x1.25, 3/8-20 pitch spline lug nuts. Only suitable for lug nuts with 6 splines or 7 splines, not for larger spline lug nuts (e.g. trucks/SUVs). Not suitable for 5 base or long stud lug nuts or nuts with hex heads.
【Size】: ID - 0.7 inches (17.8mm), OD - 0.8 inches (20mm), full width 2.75 inches (70mm), depth - 1.78 inches (45mm), 6 spline points. Compatible with 19mm (3/4) and 21mm (13/16) replacement hex sockets. Hand wrench recommended (for 6 base lug nuts only).