Dongtai Ultrasonic Gem machinery company chamfering machine, using thick steel plate, the inner wall of the deployment of quality PU plastic protective circle, long life, the use of high-quality coated sand tray, use a long time, processing speed. The jewel box of cut corners tossed away, for processing into a ball. For a variety of gem stone chamfering, the most widely used, for most gem processing factory applied. Suitable for processing jade, crystal, agate, shells and so on. Brand: Dongtai Ultrasonic jewel mechanical Synonyms: chamfering machine Model: DT301 Size: 720 * 450 * 780mm Weight: 65KG Input voltage: 220V.380V output power: 750W Operating frequency: 60Hz Spindle speed: 1400r / min