286-Piece Mechanics Tool Set Standard SAE and Metric Combination Polished ChromeModel # 81678Free Shipping! This larger, 3-drive mechanic’s tool set combines an extensive selection of ratchets, sockets, wrenches and necessary accessories to complete even the most difficult jobs. Contained in a 4-drawer blow-molded chest, this set is a great addition on your work truck or in your shop. The set includes 3 ratchets with 113 assorted 1/4-inch, 3/8-inch and 1/2-in drive deep and shallow sockets and bit sockets. Socket accessories include 4 adapters and 4 extensions. A magnetic, non-ratcheting bit driver paired with 70 insert bits and 12 nut setter bits help with smaller driving tasks. Also included are 40 assorted metric and SAE hex keys and 14 combination wrenches. Our 1/4-inch, 3/8-inch and 1/2-inch drive quick-release 90-tooth ratchets delivers a 4 degree precision swing that offers improved mobility in tight work spaces The large assortment of 138 sockets include 6-, 8- and 12-point features, shallow and deep depths and metric and SAE (standard) measurements, as well as 25 metric and SAE hex and star-shaped bit driver sockets This set also includes 14 metric and SAE combination wrenches that have 15 degrees offset for extra clearance Other tools included in the set are 14 metric and SAE hex keys, a bit driver with 70 assorted insert bits, 12 nut setting bits and a 1/4×1/4-in adapter Sockets, ratchets, drive adapters and extensions are constructed from chrome vanadium steel and heat treated for strength and durability, finished with a professional high-polish finish Metric and SAE socket sizes are easy to identify with laser etched size call-outs and color-coded stripes to identify metric (blue) and SAE (red) measurements Contained in a 4-drawer blow-molded chest makes storage and transportation simple; bottom drawer is empty so you can store your favorite tools that aren’t included in the set Meets or exceeds ASME specifications