Another search in his bag, and he took out a turnscrew.

The wheel-like turnscrew moves easily, and the port door opens effortlessly.

The pressure of his fingers on her shoulders warned her of his strength; his thumb was like a turnscrew.

A small iron bottle of pure mercury to supply leakage should be supplied with every barometer, as also a turnscrew.

Have you got the new turnscrew?...

For six francs, a prisoner, who was also a turnkey, procured us two files, a ripping chisel, and two turnscrews.