MichaelPro 3-Inch Impact Grade Socket Adapter Set - 1/4", 3/8", and 1/2" Drive

DESIGNED FOR THE TOUGHEST JOBS VARIETY OF USES 【SPECIFICATIONS】Our 3-Piece Impact Grade Socket Adapter / Extension Bit Set comes with three 1/4 inch hex shank, 3-inch long socket adapters so you can adapt any of your impact drill to a power socket driver. The sizes included are 1/4 inch, 3/8 inch, and 1/2 inch, and are compatible with 1/4, 3/8, and 1/2-inch sockets respectively. 【DESIGNED FOR THE TOUGHEST JOBS】Constructed out of heat-treated chrome vanadium steel and ultimately coated in Manganese Phosphate for industrial or mechanical use, the adapters meet or even exceed the ANSI/ASME standards. They are rust-proof and corrosion-resistant. 【IMPACT GRADE】All adapters features a spring loaded detent bearing ball that locks onto sockets to ensure a secure fit into the driver head to prevent slipping and loosening. It also allows you to perform auto repair tasks easily. These impact-grade corrosion-resistant adapters are perfect for increased torque jobs, helping to prevent the breaki