Product Usage: teeth grinding ,jewelry engraving ,jade carving ,wood carving ,nail arts etc. Advantage: 1.Mini-compact design, easy to carry 2.Less-vibration standard carbon brush motor 3.Non stage speed control system 4.Rotating converts forward and reverse control ability 5.Easy maintenance of carboloy brush, no sparkle 6.disturbance and have better torque and durability 7. Foot pedal for On/off switch
Mornting and removing a bur
1.After turn the Set Ring lf the Handpiece for "R" direction to open the Collet Chuck,extract a old bur
2.After insert perfectly a new bur until reach in the back of the chuck,turn the Set Ring for "S"direction to lock the Chuck
Replacing Carbon Brushes
1.After turn lff the power of the Control Unit,renove the Carbon Housing Cover and the Motor Cord from the rear of the Handpiece 2.Remove worn-out Carbon Brushes after taking off Carbon Brush Bolts using a screwdriver(+) 3.Replace by new ones with observing the brush Spring shorld get jammed in the Carbon Brush Holder 4.Assenble the Handpiece under no load state about 20,000RPM for 30 minrtes then use.