Forging. A piece or part that has been forged into shape.
Fork-centre. A centre used to drive woodwork in the lathe.
Fork-scriber. A double pointed tool used by boiler-makers to mark small circles.
Former. 1. A piece that acts as a guide to control the movement of a cutting tool. 2. A template or block on which a piece is bent or shaped.
Fox-lathe. A brass finisher’s lathe, having a turret head and spiral thread-cutting devices that obviate the use of a lead screw or change gears.
Friction-clutch. A clutch that operates by frictional contact.
Friction-gearing. Wheels that transmit motion by the frictional contact of their circumferences.
Friction-rollers. Rollers employed to reduce the friction of the parts.
Friction-wheel. A wheel that drives by the frictional contact of its surface.
Friezing-machine or edge-moulding-machine. A machine for cutting mouldings on the edge of wood work.