The Force 1/2Drive Male Spline Socket Bit 14Mm X 100Mm Is A Precision-Engineered Tool Designed For High-Torque Applications, Particularly In Automotive And Industrial Settings. Its 14Mm Male Spline (Xzn) Profile Is Commonly Used For Fasteners In German And European Vehicles, Such As Audi, Bmw, And Volkswagen. Product Overview Drive Size: 1/2Square Drive Bit Type: Male Spline (Xzn) Size: 14Mm Length: 100Mm Material: Typically Chrome Vanadium Or Chrome Molybdenum Steel Finish: Satin Or Chrome-Plated For Corrosion Resistance Usage: Ideal For Applications Requiring High Torque, Such As Cylinder Head Bolts And Gearbox Drain Plugs