" Included: 3 pieces. 1/4" "drive adapter, 3/8" "drive adapter and 1/2" "drive adapter and each with a set of socket wrench adapters 1/4 "". Plugs / sockets / ferrules / sockets / sockets / pilot sockets to power a cordless drill. These adapters are convenient for attaching a set of sockets / sockets / socket wrenches / ratchet / universal socket wrench to an electric drill Features: Standard 1/4 "" socket hex shank on 1/4 "", 3/8 "", 1/2 "" socket and 1/4 "" shank can be converted to 1/4 "square head ", 3/8" ", 1/2" ". Easy to choose: different rings with color code for easy choice Suitable for screwdrivers or drills has a quick change 1/4 "" chuck systems or directly into the chuck. Turn your hand tools set of sockets into shock or drive sockets Purpose: This adapter kit is designed to provide a secure lockout to the extension of your existing tool. Provides extra length to reach a wide variety of hard-to-reach spaces. Spring loaded ball lock ensures a firm hold in the driver's head to prevent slipping during use. Specially machine machined to securely fit a driver, drill or impact driver General Use: This 3 Piece Hex Driver Bits Set is designed to meet a variety of needs. Fits individually and securely in your chuck or manual. Composed of your bits of sizes 1/4 "", 3/8 "" and 1/3 "", it offers versatility and convenience, whatever tool you want to use. Ideal for DIY, home maintenance and general repairs, not for industrial work Style: Xhh3 Main features: 1. Adaptation of sockets to drills and conductors. 2. Locking ball for secure storage of the plinth, so the plugs snap into place firmly and do not slip out. 3. The 1/4 "" hex shank prevents scratches during the high speed drilling process. 4. Heavy-duty, heat-treated chrome vanadium steel for normal and impact use. 5. Sanded finish 6. Converts all wires into quick plugs 7. For use with a manual screwdriver or a battery or power tool. 8. Color coded for easy identification. "