Large hex wrench sets also usually include keys in both the standard (imperial) and metric measurement systems. Hex wrench sets that use standard measurement for size include wrenches labeled with ...

The Craftsman Overdrive 284-piece set allows you to work on nearly ... 48 hex keys, 59 specialty bits, and 11 ... You'll find sockets as small as 6 mm and ¼ inch and as large as 24 ...

Several readers suggested a set from Harbor Freight for $11.99; less than half the cost of the Sears tools. Harbor Freight “Pittsburgh” Hex Keys. The Harbor Freight “Pittsburgh” hex key set includes ...