"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Hex wrenches, also known as Allen keys, are the tools you use to screw and unscrew fasteners that have a ...

“Excellent versatility for various projects.” ...

A viral video showed a hack that turned a regular crescent wrench into an automatic, adjustable wrench, but a real adjustable wrench would work just fine.

Amazon Is Selling a 'Heavy Duty' 31-Piece Allen Wrench Set for Just $13 originally appeared on Athlon Sports. Allen wrenches are one of the more underrated tools you can have around the house or job ...