The Husky 289-piece 1/4 in, 3/8 in. and 1/2 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 289-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, 14 extensions, 10 combination wrenches and 171 other tools including adapters, universal joints, hex keys, etc. make up this mechanics tool set. for a complete listing of tools included, see specification document in the info and guides section.