We've all been there. You finally muster up the energy to fix something. You have your screwdriver with you, only to find a hexagonal socket waiting for you on the screw that needs tightening. Also ...

Allen keys (also known as hex keys) are a huge pain, but there's a better way, and you can pick it up for just a few bucks at your local Home Depot.

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 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 ...

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, ...