Craftsman 51-piece Max Axess Chrome-plated Alloy Steel Mechanics' Tool Set. The set comes with 42 sockets in standard from 5/32 to 13/16 and metric from 3.5 to 19 mm It also includes a hollow shaft handle, three standard socket adapters, two extensions, two Go-Thru Adapts to all standard socket sets Comes in a briefcase-style carrying case