noun
a screwdriver with a ratchet (so the blade turns in only one direction) and a spiral in the handle (so the blade rotates) with downward pressure on the handle
• Syn: ↑ratchet screwdriver
• Hypernyms: ↑screwdriver
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spiral ratchet screwdriver noun
A ratchet screwdriver which can be made to turn in either direction by downward pressure on a sleeve which applies torque to helical grooves in the shaft
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Main Entry: ↑spire
Useful english dictionary. 2012.