3Pcs Chrome Vanadium Steel Socket Adapter Set Hex Shank 1/4 3/8 1/2 Extension Drill Bits Bar Set - 50mm •Durable Construction: Made from high-strength Chrome Vanadium Steel (Cr-V), this 3-piece socket adapter set is designed for heavy-duty use, ensuring resistance to wear, corrosion, and deformation •Versatile Socket Conversion: Convert hex shank tools into square drive tools easily. These adapters allow you to use hex-driven screwdrivers or power drills to drive sockets, expanding the functionality of your tools without the need for additional equipment •Compact, Easy-to-Use Design: With a compact length, these adapters are portable and easy to store. They can handle tight spaces, making them convenient for automotive work, home repairs, and other tasks requiring precision in confined areas •Perfect Fit for Most Tools: Each adapter features a 6.35mm (1/4") hex shank, ensuring compatibility with a wide range of electric screwdrivers and drills with hex sockets or three-jaw chucks Specifications: •Product material: Chrome vanadium steel (CR-V) •Size: •1/2 (73mm): square head size 12.7mm, handle diameter 6.35mm, total length 73mm •3/8 (65mm): square head size 9.5mm, handle diameter 6.35mm, total length 65mm •1/4 (65mm): square head size 6.35mm, handle diameter 6.35mm, total length 65mm •1/2 (50mm): square head size 12.7mm, handle diameter 6.35mm , total length 50mm •3/8 (50mm): square head size 9.5mm, handle diameter 6.35mm, total length 50mm •1/4 (50mm): square head size 6.35mm, handle diameter 6.35mm, total length 50mm Package included: •3 x Drill Socket Adapter Set