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Screwdriver

A tool that locates on the head of a screw and allows a torque to be applied to turn it.

Angled Screwdriver
Photograph courtesy of Draper.co.uk
An angled screwdriver is useful when there is not enough space to get access to with a normal straight screwdriver.

Cordless Screwdriver
Photograph courtesy of Draper.co.uk
A battery powered handheld screwdriver is useful when lots of screws need tightening or removing.

Jeweller′s Screwdriver
Photograph courtesy of Draper.co.uk
Small precision screwdriver with a swivel top designed so that the screwdriver can be held in place with the first finger and then rotated between finger and thumb.

Plain Screwdriver
Photograph courtesy of Draper.co.uk
A screwdriver with a flat tip designed to fit in the simple slot on the head of a screw.

See also: Wood Screws.

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Science & Engineering Encyclopaedia Version 2.3 © 2001-2008 Dirac Delta Consultants Limited