Abstract: A ratchet screwdriver having an handle (10) and two pivotal pawls (26, 27) and a selector (51) rotatable relative to the handle for actuation of the pawls relative to a gear (18). The selector and gear are axially connected together and are arranged to be disassembled as a sub-assembly from the remainder of the screwdriver for cleaning the screwdriver. The pawls are mounted to pivot in parallel planes and on opposite sides of a radial plane extending along a longitudinal axis of the screwdriver, and they have V-shaped teeth for gear engagement. There is permanent indicia on the screwdriver showing four settings for the screwdriver, including a cleaning setting.