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 ...

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; ...

Hex wrenches, also known as Allen keys, are the tools you use to screw and unscrew fasteners that have a hexagonal recess (as opposed to a Phillips or flathead recess). Hex screws are commonly ...

Amazon Prime members can get 19% off this 31-piece hex key set with a torque handle, and it has a strong 4.5-star rating. ... 31-Piece Hex Key Allen Wrench Set, $13 on Amazon.

Tarvol Allen Wrench Hex Key Set. $6 at Amazon. On motorcycles, hex fasteners allow an engine cover to be mounted flush to the engine case without protruding bolt heads.

Harbor Freight “Pittsburgh” Hex Keys. The Harbor Freight “Pittsburgh” hex key set includes 18 different SAE and Metric sized wrenches. They’re supposedly made from “strong heat-treated, chrome plated ...

The Allen wrench, also known as a hex key, is a L-shaped hand tool with hexagonal (six-sided) ends. It all started with a Connecticut inventor named W.G. Allen, ...

Hex Key vs. Allen Wrench? So what’s the difference is between an Allen wrench and a hex key? Not much really. I did a little research and discovered that the generic term for this type of tool is “hex ...