General description This Teng Tools Bi-Hexagon Socket is a professional-grade 12-point socket designed for ½ inch drive applications. Made from chrome vanadium steel, it offers exceptional strength and durability, making it suitable for both professional mechanics and DIY enthusiasts. The socket features a matte finish for corrosion resistance and is engineered to meet or exceed industry standards. Technical specifications Model: M120528-C Type: Bi-hexagonal socket wrench Drive size: ½ inch Size: 28 mm Outer diameter (D1): 37.8 mm Inner diameter (D2): 31.0 mm Length: 43.0 mm Material: Chrome vanadium steel Finish: Matte Standards: DIN 3124 / ISO 2725 Compatibility and accessories Compatible with ½ inch drive tools and ratchets Suitable for use with various socket accessories designed for bi-hexagonal fittings Installation Insert the socket onto a compatible ½ inch drive ratchet or wrench Ensure a secure fit before applying torque Usage Use for tightening or loosening fasteners with