Parameters: Grinding Range: ф3-ф13 Point angle: 100°(95°)-135° Power: 110V, 60HZ Motor: 120W Speed: 4400rpm Grinding Wheel: CBN (For HSS) Weight: 9KG Features: 1. Grinding is accurate and rapid, easy operation with no skill to grind. 2. Economical price that greatly reduces the cost and improves the use effect. 3. With CBN grinding wheel, it can be equipped directly with an accurate angle and long service life. 4. The electrically controlled and powerful DC motor: stable frequency, strong horsepower and long service life. 5. The machine is set up with the function of adjusting a point (central point) size, which can effectively coordinate with the material of drill hole and the rotation speed. It can control the quality precision and prolong the service life of the drill bit.