Channellock 139-PC Standard & Metric 6-Point Combination Ratchet & Socket Set is a versatile multi-drive tool set designed for both standard and metric measurements, making it for a wide range of mechanical and DIY projects. Each socket features a 6-point design crafted from durable chrome vanadium steel, ensuring strength and long-lasting performance. The set includes a variety of 1/4", 3/8", and 1/2" drive sockets, deep sockets, ratchet handles, extensions, universal joints, spark plug sockets, bits with holders, and combination wrenches, all color-coded for easy identification and equipped with textured bands for improved grip. This comprehensive 139-piece collection is housed in a hard carrying case for convenient storage and portability. Backed by a lifetime warranty, this set reliability and convenience for professionals and enthusiasts alike. Model Number: 303005