Dia 25mm: Total length 35mm,Working length 25mm,Top Angle 53°,Grit #80/100;
Dia 30mm: Total length 40mm,Working length 30mm,Top Angle 53°,Grit #80/100;
Dia 40mm: Total length 50mm,Working length 40mm,Top Angle 53°,Grit #80/100;
Dia 45mm: Total length 55mm,Working length 45mm,Top Angle 53°,Grit #80/100;
Dia 48mm: Total length 54mm,Working length 44mm,Top Angle 58°,Grit #80/100;
Connector：5/8-11 or M14 Thread
(NOTE: 5/8-11 Thread, it's usually suitable for North America Market, M14 Thread usually suitable for Europe,please attention!)
1. Vacuum brazed technology,improves product performance and long service life.
2. High quality #80 diamond grain,provides smooth and excellent finished effect.
3. Multi-function,beveling,enlarging, grinding and polishing edge of stones,the existing holes.