High-Quality Material: Crafted from superior CR-MO steel, this double head impact wrench nut set is phosphated for enhanced durability. It boasts exceptional impact, torsion resistance, and wear resistance, making it ideal for high-intensity environments and ensuring a prolonged lifespan. Precision Fit: Each hexagon socket is meticulously engineered to provide a snug fit, securely gripping nuts without slipping or damaging edges. This precision reduces the risk of nut damage, ensuring clean, stable disassembly and assembly every time. Versatile Double-Sided Wrench: This tool features a 1/2 inch drive and accommodates 18.5 mm, 19.5 mm, 20.5 mm, and 21.5 mm fasteners. The double-sided impact socket allows for quick size adjustments Wide Application: Standard socket size ensures compatibility with most devices, facilitating a variety of complex tasks in machinery maintenance, vehicle repair, and mechanical engineering. Extended Reach: Included is a 75 mm 1/2 inch extension that increases your working area and reach. Equipped with a spring ball brake system, it ensures a secure connection and smooth component interaction, enhancing overall efficiency. Description/Features: Experience professional-grade efficiency with our double-sided, double-head wheel nut wrench socket set. Designed for high-performance disassembly and assembly, this tool set features sockets made from high-strength chrome molybdenum steel, known for its superior impact and torsion resistance. The surface of each socket is phosphated to enhance wear resistance, prevent corrosion, and ensure durability in high-intensity work environments, extending the tool's lifespan. The precision-engineered hexagon sockets provide a firm grip on nuts, reducing slippage and the risk of damaging bolt edges. Engraved size markings on each socket make identification quick and easy, stre