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 ...

Amazon's product description of this No. 1 best-selling hex key set notes that these Allen wrenches feature a "Heat-treated steel with black-oxide finish ... for durability and strength." It adds ...

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 ...

Which brings us to the “Sears Craftsman T Handle Ball End Hex Key Allen Wrench Set” (Sears item #00946380000; model #46380). Tool aficionados have their favorite brands for sure. A Snap-On owner ...

Our pick: Amazon Basics Hex Key Allen Wrench Set with Ball End Runner-up: Bondhus 20399 Ball End L-Wrench Double Pack Also great: 12522 Bondhus GorillaGrip Hex Fold-up Double Pack ...

Allen wrenches, which are also called hex-key wrenches or hex keys, ... Tekton Hex Key Wrench Set, 30-Piece. $21 at Amazon. Texas Best Folding Metric and SAE Hex Keys. $13 at Amazon.

An Allen wrench and hex key reference an identical L-shaped tool with a hexagonal tip used for screws or bolts. The origins of the tool go back to 1910, when Allen Manufacturing patented the first ...