These are designed for professional tool users. Made from high quality alloy steel. Specifically designed for use with impact tools. GP Impact Socket Benefits: Increased strength, easier access to tight areas, and reduced wear. 6 Point. 1/2 in. Drive. Extra Thin Wall Depth - 0.67 in. Drive End - 0.037 in. Socket End - 0.037 in. Bolt Clearance Depth - 0.062 in. Hex Depth - 0.026 in. Extra Thin Wall Impact Sockets are not covered under the GP Warranty. Item Weight: 0.34 lbs.