The Channellock 63-Piece SAE & Metric Combination Ratchet & Socket Set offers a comprehensive range of tools for professional and DIY tasks. Crafted from durable chrome vanadium steel, this set features color bands for easy SAE/metric identification and textured bands for improved grip. Equipped with a fully polished 3/8" drive quick-release ratchet, spinner handle, and a variety of extensions, sockets, and bits, this set is built for versatility. Comes in a durable plastic case and includes a lifetime warranty for long-term reliability. Includes fully polished 3/8" drive 8" quick release ratchet, 1/4" drive spinner handle, 1/4" bit coupler, 3" and 6" 3/8" extensions, 5/8" and 13/16" spark plug sockets, 3/8" to 1/4" adapter, 1/4" drive 6-point sockets in sizes: 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 4.5 mm, 5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm; 3/8" drive 12-point sockets in sizes: 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 17 mm, 19 mm; bits with holder - #1, #2, #3, 1/8", 3/16", 1/4", SQ1, SQ2, T10, T15, T20, T25, 3/16" hex, 1/4" hex, 5/16" hex, 3/8" hex, 5 mm hex, 6 mm hex, 8 mm hex, 10 mm hex.