#spiral_ratchet_screwdriver__ratchet_screwdriver__ratchetscrewdriver 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
supertype: #screwdriver a hand tool for driving screws; has a tip that fits into the head of a screw
part: #ratchet__rachet__ratch mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction
part: #pawl__detent__click__dog a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward
part: #ratchet_wheel__ratchetwheel toothed wheel held in place by a pawl or detent and turned by a lever
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