Quantity: | |
---|---|
Drilling bits | |||||||
Item types | Tapered chisel bits | Tapered cross bits | Tapered button bits | ||||
Diameter (mm) | 20-80 | 30-60 | 28-41 | ||||
For class of rock | 8-12/10-14 14-16/16-18 | 11-15 | | ||||
Tip size Height*width (mm) | 10*7 ;12*6;13.5*8/9.2; 15*9/9.8; 22*16*10; | 12*12*8 ;13*12*8; 15*12*8;22*16*10 | | ||||
No.*button diameter | front | | | 1*8 ;2*7 ;2*8 | |||
gauge | | | 3*8 ;4*7 ;5*9 | ||||
Taper angle(degree) | 4° / 7° | 7° | 30°35°40° | ||||
Weight(kg) | 0.17-1.40 | 0.29-1.19 | 0.24-0.66 |
Drilling bits | |||||||
Item types | Tapered chisel bits | Tapered cross bits | Tapered button bits | ||||
Diameter (mm) | 20-80 | 30-60 | 28-41 | ||||
For class of rock | 8-12/10-14 14-16/16-18 | 11-15 | | ||||
Tip size Height*width (mm) | 10*7 ;12*6;13.5*8/9.2; 15*9/9.8; 22*16*10; | 12*12*8 ;13*12*8; 15*12*8;22*16*10 | | ||||
No.*button diameter | front | | | 1*8 ;2*7 ;2*8 | |||
gauge | | | 3*8 ;4*7 ;5*9 | ||||
Taper angle(degree) | 4° / 7° | 7° | 30°35°40° | ||||
Weight(kg) | 0.17-1.40 | 0.29-1.19 | 0.24-0.66 |