Feature: Compact sized control box with precise small & strong micromotor handpiece High-powered 35,000 rpm Tool exchange method using cam (twist the handle counter-clock wise to change the bur and can be easily restored back to the original position) Non stage speed system(it's well designed to output from zero to 35,000rpm by using non stage speed system) Right & Left turning ability Foot ON/OFF switch system Products not only with dental technicians polished, it can also apply precious stones, polishing, fine polished wood with other industries. Advanced motor technology, for a variety of material processing services. Continuously variable-speed control, the protection of plastic shell; control box with strong, positive and negative direction of rotation switch. Foot-operated control switch. Input voltage: 110V / 220V Output voltage: 30V Electric current: 0.5A MARATHON Handpiece High-speed 0-35,000rpm Voltage：DC 30V Portable Design (Connectors to your Power Control unit for Dental Lab polisher,so it is very convenient to use and take) Installed special ball bearings for super high speed (So do not need add oil ) MARATHON Motor Handpiece Instructions for use SDE-37L Motor Handpiece for Dental Lab and jewelry beauty wood carving Very High-powered and quality 0-35,000rpm Tips size :2.35mm

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