The machine in designed & developed for resizing & re-polishing of PCD mix ranges 0.5-12.00mm, The machine mainly consist of Ultrasonic Generator, Rotating Ultrasonic Head, Oscillating die table & built in Needle Grinder. Needle fixing is by soldring for optimum transfer of Ultrasonic power. The Die table oscillation movement is motorized The die pressure is magnetic. The speciality of machine is that accurate die angle can be produced repeatedly. The Frequency & the amplitude of the Ultrasonic waves can be varied.