Difference between revisions of "Screw"
From sciforums_encyclopedia
(No difference)
|
Latest revision as of 01:12, 21 July 2008
a device used to fasten two or more objects together.
there are 2 basic types of screw.
wood screw. this type of screw has a course thread and is used to fasten objects to wood.
machine screw. this type is used to fasten objects to metal. this type also makes use of washers and nuts.
