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spiral screwdriver click to hear : spiral screwdriver

Screwdriver with interchangeable bits fitted into a mechanism for screwing or unscrewing by simply pushing the handle.
spiral screwdriver image
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See spiral screwdriver in : french | spanish
jaw blade chuck locking ring handle spiral ratchet

jaw click to hear : jaw

The parts of the chuck that grip the tool to keep it firmly in place.

blade click to hear : blade

Thin flat part forming the end of the bit.

chuck click to hear : chuck

Device with jaws for attaching the bit or drill to the tool.

locking ring click to hear : locking ring

Blocks the spiral’s rotation allowing the tool to be used as an ordinary screwdriver.

handle click to hear : handle

spiral click to hear : spiral

Mechanism converting pressure applied on the handle into the rotation motion of the blade.

ratchet click to hear : ratchet

Mechanical instrument for setting the direction of rotation of the spiral and the blade (screwing or unscrewing).