Craftsman 450-Piece Mechanic's Tool Set With 3 Drawer Case Box 99040

3 quick-release ratchets in 1/4", 3/8" and 1/2" drives 175 screwdriver bits give you a nice variety 191 sockets, 6-point, 8-point, and 12-point, in both inch and metric sizes 6 extension bars to extend your reach 6 adaptors are included An array of 16 combination wrenches let you slip in where the ratchet won't go A magnetic handle for the easy nut or bit installation Comes with 12 nut drivers 40 hex keys