The Husky 270-piece 1/4 in, 3/8 in. Drive Mechanics Tool Set offers a comprehensive selection of tools for the professional or DIY-mechanic’s workshop. Packed into a handy storage case with tool trays marked by drive size, the 91 different standard and deep sockets, along with the 10 combination wrenches and 24 bit sockets, will allow you to tackle any fastening or repair project. This Husky 270-piece tool set will provide the novice or professional with a huge assortment of durable and reliable tools to get the job done. 3 ratchets, 66 standard sockets, 25 deep sockets, 4 extensions, 10 combination wrenches, and 162 other tools including bit sockets, hex keys, etc. Make up this mechanics tool set. Set includes 1/4 in. 72-tooth ratchets, (49) 1/4 in. Drive sockets, (30) 3/8 in. Drive sockets, (24) 3/8 in. Drive bit sockets, (12) 1/2 in. Drive sockets, 4 drive extensions, 10 combination wrenches and 138 other tools. Storage case included with trays marked by drive size. Quick-release button allows sockets and drive tools to be easily removed from the ratchet. Integrated handles and tool tray on top. Trays marked with sizes to keep your tools organized. Tool trays fit into most tool box drawers. Sockets and wrenches are designed with off-corner loading to help prevent rounding of fasteners. Wrenches feature a 12-point box-end design and 15° offset to increase clearance. Bit sockets attach to 3/8 in. Drive tools to provide a longer handle and more leverage than standard hex keys or screwdrivers. 72-tooth ratchets need only a 5-degree arc swing to turn fasteners. Large, hard-stamped size markings allow for easy readability. Hex keys, screwdriver, and nut driver bits are formed from heat-treated S2 tool steel for added strength and wear protection. Chrome finish provides corrosion resistance and added durability. Fully polished chrome finish easily wipes clean of oil and dirt. Sockets and wrenches feature chamfered lead-ins that help to provide fast and easy placement onto drive tools and fasteners. Tools are forged from chromium-alloy steel for outstanding durability and strength.