Feature:
1. Rotary speed 0-35,000 rpm. It will not shake, internal air circulation, unique constructing, with a fan inside, long time work rarely fever
2.There are three valve spring and dust coat, can prolong the service life of the three valve spring and bearing
3. In order to start doing fine work stability, the front part of the thin used stainless steel structure.
4. Low noise, high speed, small vibration, high torque, high efficiency, stable performance, simple operation, long service life, especially in the fine grinding can reduce the failure rate of engraving.
5. Special design of the lock ring can replace various bit fast.
6.Non stage speed system High torque
7.outstanding nsk ball bearing
8.Durational armature
9.Perfect balance
