Triple Square, also known as a 'XZN' are commonly found on German vehicles such as BMW, Mercedes, and Volkswagen. These screws are used in high torque applications such as cylinder head bolts and drive train components. Increasingly, triple square screws are found on other European and Asian makes of cars Specifications • 5 pc 1/2" Triple Square Socket bits • Socket: Chrome Vanadium Steel • Bit: S2 Steel • Length: 55mm • Sizes: M10, M12, M14, M18 • Sizes: M16H (tamperproof)
