Feature 1Non Magnetic: The socket is non magnetic, and the 1/4in shank is suitable for most wired or cordless drill bits. 2Application: Widely used in household DIY, auto parts, woodworking, professional machine maintenance, etc. 3Chrome Vanadium Steel + ABS: The socket is made of high quality chrome vanadium steel + ABS, with high hardness, rustproof, durable and not easy to wear. 4Easy to Carry: This is a nut driver bit kit, which is small, light in weight and portable. 5Wonderful Gift: This kit is a great gift for children or friends who are learning car repair. Item Type: Nuts Driver Drill BitMaterial: Chrome Vanadium Steel + ABSPurpose: Can be installed in hex tools such as electric screwdriver, electric drill, manual screwdriver, etc.Handle Type: Hex HandleHandle Size: 1/4inSocket Specifications: Approx. 3/16in, 1/4in, 9/32in, 5/16in, 11/32in, 3/8in, 7/16in, 5mm / 0.20in, 5.5mm / 0.22in, 6mm / 0.24in, 7mm / 0.27in, 8mm / 0.31in, 10mm / 0.40in, 12mm / 0.47in Package List 14 x Socket1 x Storage Base