MXBAOHENG MR-13A Drill Bits Sharpener Grinder Grinding Machine for High-Speed Steel/Carbide 2-13 mm with Adjustable Angles from100&deg;to 135&deg; 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 diamond grinding wheel, it can be equipment 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. Model: MR-13A Grinding Range: 2 - 13(15) Point Angle: 100(90) -135 Power: 220 V/50 Hz, 110 V/60 Hz Motor: 180 WSpeed: 5300 rpm Standard Equipment Grinding Wheel :CBN (for HSSHigh-Speed Steel) 1pcs Eleven Collets: 345678910111213 Collet Chuck: (2 - 14) 1pcs Option Equipment Grinding Wheel: SDC (for Carbide) Collets: 2, 2.5, 3.5, 4.5, 5.5,14, 15 Collet Chuck: 2 - 15 Dimension: 32 x 18 x 19 cm Weight: 10 kg