Diamond drill bit
quanzhou jinli diamond cutting tools
Concrete 6 11 1
Asphalt 8 11 1
Brick 10 11 1
Application Diameter length Width Height Number
25 15 3.0 8 3
30 20 3.0 8 3
40 20 3.0 8 4
50 20 3.5 8 5
63 20 3.5 8 6
76 20 3.5 8 7
90 20 4.0 8 9
100 20 4.0 8 10
110 20 4.2 8 11
120 20 4.2 8 12
140 20 4.2 8 14
160 20 4.5 8 16
180 20 4.5 8 18
200 20 4.5 8 20
