You have your screwdriver with you, only to find a hexagonal socket waiting for you on the screw that needs tightening. Also known as hex keys, Allen wrenches are vital to any handyman's toolkit. They ...

Even if you’ve never bought an Allen wrench, chances are you probably have one or two lying around the house. These are the small L-shaped hand tools that come free with most flat-pack furniture ...

Description: switching, allowing two columns to use one detector. Detector switching is another common application for this valve. Plug off the extra port with the included plug. Your detector ...

Many of the 50,000 entrants in the New York City Marathon have pre-race routines — carbo-loading, plenty of liquids and so on — but only a few of these routines include wrenches, Allen keys and ...