The world is literally kept from coming apart by screws and bolts, and yet we don’t often give a thought to these mechanisms. Part of that is probably because we’ve gotten so good at making ...

A screw is a type of hardware fastener that attributes its mechanical capabilities to the helical groove that extends around the circumference of the device's shank. These threads provide the friction ...

Few things can bring a building project or repair effort to a grinding halt like a stripped screw or bolt, which is why keeping a screw extractor at the ready is key. These handy devices consist ...

Tinier screws and delicate projects require a smaller tool, and for that we recommend the Megapro 24-in-1 Multi-Bit Precision Screwdriver. In many ways, this is the little sibling to our main pick ...

Screw pumps are rotary, positive displacement pumps that can have one or more screws to transfer high or low viscosity fluids along an axis. A classic example of screw pumps is the Archimedes screw ...

Corks and screw caps have similar functions: to keep wine from going bad. But choosing one or the other can be divisive. Many argue that corks are the key to excellent aging. Others say that twist ...

Whether you’re working on a car, installing a doorknob, or driving a screw by hand into a piece of dense wood, the best ratcheting screwdriver can help. These handy tools can help you maintain ...