Multi-purpose knife, etc. Screwdriver, electric screwdriver, air drill, air drill, hand screws, six tools suitable for the conversion ratio, , , Shock and sum and reduction kits, universal joints, washers, kits of kits, case sizes. Colorful Designs - Color wheel You can easily choose different or different. Permanent package included - 3 pieces: 1/4, 3/8, 1/2, each with spare 1/4 hex clamping system. Heavy-duty spring-loaded ball bearings hold the track to the ground. Uses - Ideal for any any tool box This 3 hex screwdriver extends the target range to your satisfaction Very, very similar to a hand screwdriver with pliers Includes 13 of the most common 1/4, 3/8 drill bits sizes It gives you a choice of versatility/convenience whether its a tool. MaterialQuality 6150 HP.Heat treated chrome steel will nadium, high surface texture, high texture, good structure; sandblasting has good fatigue resistance Main features: 1. Fit the socket to drill and screwdriver 2. The positioning ball to fix the socket so that the socket fits perfectly without slipping 3. 1/4 hex shank prevents peeling during high speed drilling operations 4. Heavy duty heat treated chrome vanadium steel for normal use and impact 5. Sandblasting 6. Convert all power drills to quick sockets 7. Use hand screwdriver handle or battery/power tool 8. Color coded for easy identification Fits 1/4 quick release system or mounts directly into collets. Transform any electric/cordless drill wire into a nut driver. Easy to quickly screw in nuts, bolts, fasteners, etc. Spring-loaded ball bearings on the head hold the socket securely. Widely used in home DIY, woodworking, auto parts, professional machinery maintenance, etc.