6-3/12mm: Taper or Cone type 6-3mm，Shank 6mm, workable length12mm, Total length 60mm;
6-3/20mm: Taper or Cone type 6-3mm，Shank 6mm, workable length 20mm, Total length 60mm;
8-3/20mm: Taper or Cone type 8-3mm，Shank 8mm, workable length 20mm, Total length 90mm;
8-4/20mm: Taper or Cone type 8-4mm，Shank 8mm, workable length 20mm, Total length 90mm;
8-3/30mm: Taper or Cone type 8-3mm，Shank 8mm, workable length 30mm, Total length 90mm;
8-4/30mm: Taper or Cone type 8-4mm，Shank 8mm, workable length 30mm, Total length 90mm;
8-6/30mm: Taper or Cone type 8-6mm，Shank 8mm, workable length 30mm, Total length 90mm;
10-3/30mm: Taper or Cone type 10-3mm，Shank 10mm, workable length 30mm, Total length 90mm;
10-4/30mm: Taper or Cone type 10-4mm，Shank 10mm, workable length 30mm, Total length 90mm;
10-6/30mm: Taper or Cone type 10-6mm，Shank 10mm, workable length 30mm, Total length 90mm;
10-3/100mm: Taper or Cone type 10-3mm，Shank 10mm, workable length 100mm, Total length 150mm;
10-4/100mm: Taper or Cone type 10-4mm，Shank 10mm, workable length 100mm, Total length 150mm;
10-6/100mm: Taper or Cone type 10-6mm，Shank 10mm, workable length 100mm, Total length 150mm;
10-3/50mm: Taper or Cone type 10-3mm，Shank 10mm, workable length 50mm, Total length 135mm;
10-4/50mm: Taper or Cone type 10-4mm，Shank 10mm, workable length 50mm, Total length 120mm;
10-6/50mm: Taper or Cone type 10-6mm，Shank 10mm, workable length 50mm, Total length 130mm;
12-3/100mm: Taper or Cone type 12-3mm，Shank 12mm, workable length 100mm, Total length 150mm;
12-4/100mm: Taper or Cone type 12-4mm，Shank 12mm, workable length 100mm, Total length 150mm;
12-6/100mm: Taper or Cone type 12-6mm，Shank 12mm, workable length 100mm, Total length 150mm;
16-3/150mm: Taper or Cone type 12-3mm，Shank 12mm, workable length 150mm, Total length 200mm;
16-4/150mm: Taper or Cone type 12-4mm，Shank 12mm, workable length 150mm, Total length 200mm;
16-6/150mm: Taper or Cone type 12-6mm，Shank 12mm, workable length 150mm, Total length 200mm;
Application: For granite & marble, masonry, ceramic tile, brick....
Feature:
5-8times working life than electroplated diamond bits. High efficiency.
Used on CNC engraving machine, working at high rotating speed.
Different models for end milling, carving, line engraving, polishing, slotting, hollow-cutting, 3D embossment, cutting, flat processing ect.
