Specifications: 1. Contral Unit Model: N8 2. Max.45,000 rpm 3. Powerful control box 4. R.P.M: Handpiece Max 5. Portable and compact size 6. Protective plastic cover 7. Non-stage speed dialing system 8. Continuous variable speed control 9. Forward & Reverse Switch 10. Optional Variable Control system foot pedal (Hand and foot control system can not be operated at the same time) 11. Safety protecting fuse 12. Automatic stop and resetting when overload is caused. 13. Available Voltage for worldwide users: A220V/50Hz±10% 110V/60Hz±10% 14.Speed range 0­ - 45,000 R.P.M 15.Collet size: 3/32'' 16.Bur size:2.35mm 17.Weight: 3.45KG Introduction: Multipurpose Micromotor for dental, laboratory, jewelry,industry. Good work for polishing, Cutting, milling, trimming, grinding, casting moulds or materials and finishing surface. Dust seal protection for excellent durability Simple and easy operation with variable foot pedal Control system. Installed special ball bearings for super high speed(less heat and noise) Another virtue is non-stage speed system (it's well designed to output from 0--- 35,000rpm by using non stage speed system) Features: Compact sized control box with precise small & strong micro motor handpiece Very High-powered and quality 0-50,000rpm Tips size: 2.35mm Tool exchange method using cam (twists 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 50,000rpm by using non stage speed system) Right & Left turning ability Foot ON/OFF switch system (Variable Control system using foot ) Installed special ball bearings for super high speed(less heat and noise) Dust seal protection for excellent durability Packing List: 1 x Control box 1 x Handpiece 1 x Switch Foot Pedal 2 x Chuck wrench 2 x Carbon brush