1/2 Inch Flip Lug Nut Impact Socket Set: This lug nut socket set includes 4 metric & SAE sizes17mm / 3/4', 19mm / 13/16', 21mm / 15/16', 22mm / 7/8', along with a 3' (76.2mm) extension bar. The flip design provides two-in-one sizes, making tire and brake replacements more efficient. 6-Point Socket Design: The 6-point wheel socket set securely grips bolts, preventing slippage. It evenly distributes force across all sides of the bolt, reducing the chance of damage during use. Impact-Resistant & Corrosion-Resistant: Crafted from heat-treated CR-MO steel, these wheel lug nuts sockets can handle high torque from impact tools. The phosphate finish ensures effective corrosion resistance, while high-contrast size markings allow for quick identification, even in low-light environments. Portable Storage Case: All lug nut sockets are organized in a convenient storage case for easy access and portability. The airtight case helps keep your tools dry and clean, making it easy to carry