Socket Driver, Overall Length 9 in, Drive Size 3/8 in, Alloy Steel, Chrome, Hardened Plastic/ OVERALL LENGTH: 9.125 INCHES NOMINAL OVERALL WIDTH: 1.125 INCHES NOMINAL TORQUE CAPACITY: 35.0 INCH-POUNDS NOMINAL DRIVE SURFACE SIZE: 0.375 INCHES NOMINAL SINGLE END DRIVE END SHAPE: SQUARE SINGLE END EXTERNAL SPECIAL FEATURES: STRAIGHT FLUTED SCREWDRIVER TYPE HANDLE; MATERIAL PLASTIC HANDLE STEEL WRENCHING SURFACE MATERIAL: STEEL OVERALL SURFACE TREATMENT: CHROMIUM OVERALL STYLE DESIGNATOR: 83 SPIN FLEXIBLE