Upgraded Wheel Lock Key Set: Deep hex socket provides the extra length to install spiked lug nuts where standard lug nut keys fall short. Specifically designed for effortless removal of locking lug nuts (5, 6, 7, 12 Spline and Hex Style) 12-Piece Spline Socket Set: Includes 10 universal sizes (Hex 19mm; 5-Spline: 3/4", 5/8"; 6-Spline: 41/64", 45/64"; 7-Spline: 5/8", 11/16", 3/4"; 12-Spline: 11/16", 13/16") and 2 deep sizes for spiked lug nuts (Hex 19mm, 7-Spline 3/4") High Strength CR-MO Steel: Made from heat-treated CR-MO steel, our locking lug nut master key set delivers 17% higher hardness than CR-V for superior strength. The black phosphate coating further enhances corrosion resistance for long-lasting durability Versatile Compatibility: With a double-hex head and 1/2-inch square drive, compatible with hand and power tools. For enhanced durability, lug wrenches are recommended to avoid damage from excessive impact. (Max Torque ≤ 200NM) Pre-Purchase Check List: Each spline lug nut socket is laser-etched with precise size markings. Ensure the spline count and diameter of your tire lock nut match the wheel lock key. NOT compatible with 10-spline or larger-sized lug nuts, such as those used for Truck and SUV The Topec spline socket set is the ultimate tool for removing tire lug nuts with ease. Designed as a high-performance lug nut removal tool and wheel lock removal kit, it works with spline, spike, and hex lug nuts. This universal wheel lock key set includes 7 spline lug nut key and 6 spline lug nut socket, making it a must-have for vehicle owners. Built for strength and durability, this wheel lock socket set includes both SAE and metric sizes, giving you reliable performance for any job. Enhance your vehicle's security with our lugnut key replacement and confidently remove or replace your wheels with this master wheel lock key set.