High-Speed Air Micro Die Grinder Kits Pneumatic Tool Small Engraving Pen Pneumatic Polishing Tools, 17 In 1

1. No-load speed: 6500rpm
2. Average air consumption: 8
3. Air inlet size: 8 inch
4. Suggested air tube inner diameter: 8mm
5. Made of alloy, rotatable speed
6. Using precision bearings, rotating speed up to 65000rpm
7. Small size, light weight, low noise, wide range of applications
8. Weight: about 740g
9. Box size: about 34 x 20 x 4.5cm
10. Packing list: air die grinder x 1, oiler x 1, quick coupling x 1, collet x 1, oil pot x 1, grinding head x 10, wrench x 2

Uses:
1. Precision grinding of various metals
2. Grinding of various welding surfaces
3. Plastic, stone, wood, etc., cutting, grinding, lapping
4. Other complex surfaces, internal surfaces, gears, chamfers, and other uses