Combined Coil Flat V BELT FRICTION APPARATUS
It consists of a pulley of 30 cms. Diameter with three grooves, one for rope, one forĀ flat belt and other for V belt. At the back a circular sturdy wooden disc graduatedĀ at 10 degree intervals is provided. A rotating pulley is fixed at the circumference of the scale. Complete with one flat belt, one V belt and a rope.