Screw

:This article refers to the threaded fastener. For other meanings, see Screw (disambiguation).

~ ~ ~ ~ ~ ~ ~ ~ ~ ~

A screw is a shaft with a helical groove or thread formed on its surface. Its main uses are as a threaded fastener used to hold objects together, and as a simple machine used to translate torque into linear force. It can also be defined as a inclined plane wrapped around a shaft.

Related Topics:
Helical - Thread - Fastener - Torque

~ ~ ~ ~ ~ ~ ~ ~ ~ ~