Modified version of Hand operated chipping machine with additional provision for pedal to transmit the power to the cutting disc. Capacity is 83 Kg / Hr to 768 Kg / Hr for chip thickness from 0.9mm to 6.9 mm. For chipping white yam ( Dioscorea rotundata ) out turn is 471 Kg / Hr for chips of 4.73 mm thickness. Cost is approximately Rs 25000/-.