| Brand | TECHTONGDA |
|---|---|
| Machine Type | Drill Grinder |
| Grinding Range | ф3-ф20 |
| Speed | 4400rpm |
| Voltage | 110 V |
| Point angle | 100°(95°)-135° |
Check the listing for details. Electric Drill Bit Grinder Sharpener Machine 110V 18 Collets 3-20mm Angle Adjust. Condition: New. Listed at 722.86 USD. It can sharpen the drill's point angle and lip relief angle, adjustable center chisel size, easy drilling and easy chip evacuation. 110V Drill Bit Grinder Machine. This machine is a point-and-shoot drill grinding machine, precision grinding and fast, simple operation, without skills can easily grind.