Screws may be commonplace, but that doesn't mean they're simple. A screw is any shaft with a corkscrew groove carved around its surface and, regardless of their design, screws are usually used to ...

At iFixit, Carsten Frauenheim writes: It’s hard to keep track of all the different types of screws, fasteners, bolts, bits, and bobs that hold our lives together, from our fridges and phones to cars ...

Of course, screws are only as useful as the tools you use with them. “A good drill/driver is the number one tool every homeowner should own,” says Gandhi. She recommends a basic 12V/20V drill that’s ...