The larger your set of hex wrenches, the more size options you have to choose from. Large hex wrench sets also usually include keys in both the standard (imperial) and metric measurement systems.

Best Hex Wrench Set: Bondhus Balldriver L-Wrench Double-Pack; ... There, he worked as part of a team designing, building, and installing large furniture pieces, ...

Allen Wrench Sizes. Allen wrenches vary in size, from tiny options for electronics to large ones for machinery and automotive work. Only the exact wrench size can be used on a fastener, unlike ...

If you're ever confronted with an enormous Allen bolt head and don't have the proper tool you may want to dig through your random nuts and bolts. You might find a hex bolt head that will fit the ...

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