Standard SAE and metric measurements can be a pain when working on your car, truck, or motorcycle. International manufacturing has led to a seemingly random application of these measurement standards, ...

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 used on ...

Because of its small size, high torque strength, and recessed installation, the hex socket screw is a great alternative to regular bolts. The main tool used to tighten or loosen hex socket screws is ...

The Arena Media Brands, LLC and respective content providers may receive compensation for some links to products and services on this website. Allen wrenches are one of the more underrated tools you ...

Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. The Mulwark 17-Piece Folding Allen Wrench Set is the newest tool you ...

If you're like us, you have a toolbox drawer full of loose hex keys that have no rhyme or reason. Over the years, you've collected hex keys from random tool kits at Christmas and just thrown them into ...

Ever wondered why there isn't an Allen key (or hex key, if you prefer) equivalent to the adjustable wrench or spanner? Turns out it's actually quite a complex engineering challenge. But this is 2025, ...

The Allen key turns 115 this year. It’s strange to believe that in all that time, no one has come up with an adjustable version, but apparently true. Luckily [Chronova Engineering] has taken up the ...