Allen head screws are also useful in tight spaces. Because an Allen key typically bends at a right angle, you can fasten and unfasten screws in spaces where an ordinary screwdriver wouldn't fit.

Select an Allen bit that is in good shape without rounded or worn edges. Make sure the hex pocket in the screw head is clean and free from debris so the bit can enter all the way to the bottom.

When looking at the head of a screw that requires an Allen wrench, you might notice it looks very similar to a typical bolt head. In fact, both are hexagonal, and if you find the right size bolt ...

Whether you’re looking to upgrade the kitchen junk drawer or need a decent set of pliers (that also works as a wrench), these ...

Nearly all screws in a computer case require this cross-head screwdriver. Any Phillips #2 screwdriver will do—be it the plain, trusty Craftsman in your toolbox, the fancier ratcheting type with ...

Choosing the right screw head. Different screws have different types of drive heads. The most common are Phillips head and flat head, but there are also torx or star drive screws, as well as allen ...