Industry Specification: Forged from high-grade chromium-vanadium alloy steel, fully heat-treated to achieve a hardness of HRC 45-50. This material delivers exceptional torsion resistance, impact toughness, and wear resistance, preventing bending, cracking or deformation under high torque loads, meeting ANSI and DIN international tool industry standards.
Materials: CR-V steel
Surface:High polished Mirror Chrome plating
Sizes:6*7mm;8*9mm;10*11mm;12*13mm;14*15mm;16*17mm;18*19mm;20*22mm;24*27mm;30*32mm
Packing: Bulk; Blister card packing; Set packing; Individal OPP bag packing
Design advantage: the 12-point socket fits both 6-point and 12-points hex fasteners and can be engaged at multiple angles; making it ideal for use in narrow,obstructed spaces.