We Don't Accept Return for This. To Avoid the Problem of Speed Loose Control and Maintain Long Lifespan of This Machine, Please Do Turn the Speed to "Min" with the Speed Controller Before Start the Following Operation : Push "on"or"off" Button, Switching Bur Running Between Clockwise and Reversed or Switching Control Between Manual and Foot Pedal. Micromotor Machine Is an Instrument Made with Motor to Use like the Pencil and Used for Working with the Turning Force from the Revolving Motor up to 45000rpm. And It Is Applied to Cutting, Grinding, Polishing.The Use of Various Burs According to the Material and Working Way Are Available. The Products Are Mainly Used for Dental Laboratory and Dental Clinic. The Use Range Has Been Expanded Gradually for Jewelry, Nail, Engraving, Orthopedics, Industry Market, Beauty Wood Carving, Egg Carving Etc. Micromotor Handpiece Is an Instrument Made with Motor to Use like the Pencil and Used for Working with the Turning Force from the Revolving Motor up to 45000rpm. Compact Sized Control Box with Precise Small & Strong Micro Motor Handpiece. Very High-powered and Quality 0-45,000rpm. 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. Newly Designed for Superior Performance and Very Easy to Use. 45,000 Rpm's Provides Higher Speed, Greater Torque. Newly Designed Front Nose with 2 Heavy Duty Front Bearings. Newly Designed Dust Seal Protection.
Newly Designed Cooling Fan and Air Flow. Speed Range 0 - 45,000 R. 1 on/off Switch Foot Pedal. The Sale of This Item May Be Subject to Regulation by the U.Food and Drug Administration and State and Local Regulatory Agencies. If You Have Questions About Legal Obligations Regarding Sales of Medical Devices, You Should Consult with the Fda's Center for Devices and Radiological Health. Thank You for Your Cooperation. Feedback is very important to us. It is impossible to address issues if we do not know about them! Faction is our ultimate goal. We work hard to earn your trust and future business. A If you receive a defective item, you may return it or ask for a discount. Due to time zones, our reply to your questions may not be immediately. If it's non-workdays, please kindly be patient and wait till Monday.