Electroplated special diamond hole
Electroplated diamond core drill bit
Diamond hole saw
Diamond drill bit

Features:
1) Diameter: 4 -60mm available or upon request
2) Diamond grit:40# 60# 80#, or as request
3) Smooth cutting surface and high cutting speed
4) Suitable for cutting, drilling various hard Non-ferrous material, such as marble and granite glass, ceramic, hard concrete and brick
5) Special design available upon request