Reliable Steel Distributors is a specialized manufacturer of high quality screws in India. A thin piece of metal, usually with a pointed end and a flat top shaped to hold a tool, that is forced into wood or metal by turning, and is used esp. to join two pieces or to hold something in place.
A screw can also act to hold things together in some cases. Some examples of the uses of a screw are in a jar lid, a drill, a bolt, a light bulb, faucets, bottle caps and ball point pens. Circular stairways are also a form of a screw.
Screws are widely used in threaded fasteners to hold objects together, and in devices such as screw tops for containers, vises, screw jacks and screw presses. Other mechanisms that use the same principle, also called screws, don’t necessarily have a shaft or threads.