Thread button bits are made by high quality alloy steel bar and tungsten carbides. Under the process of heat treatment.
Minetech’s drilling tools are tested in various working conditions. What’s more, Minetech can supply customized thread button bits upon receiving of different drilling application, and custom drill bits are applicable to drill soft rock, loose-medium rock and hard rock.
A comprehensive range of various button bits shown as below:
R32 | |||||
Name | Diameter | Tip size(mm) | Flushing holes | ||
mm | gauge | front | side | front | |
R32 trhead button bits | 41 | 4*9 | 2*8 | 1 | 1 |
43 | 4*9 | 2*9 | 1 | 1 | |
45 | 4*10 | 2*9 | 1 | 1 | |
R32 Retrac thread button bits | 60 | 6*9 | 4*8 | 0 | 3 |
64 | 6*9 | 4*9 | 0 | 3 | |
70 | 6*10 | 4*10 | 0 | 3 | |
T38 | |||||
Name | Diameter | Tip size(mm) | Flushing holes | ||
mm | gauge | front | side | front | |
T38 trhead button bits | 57 | 5*11 | 3*10 | 1 | 1 |
64 | 5*12 | 3*11 | 1 | 1 | |
76 | 5*14 | 3*12 | 1 | 2 | |
T38 Retrac thread button bits | 60 | 8*9 | 3*9 | 2 | 2 |
64 | 8*9 | 4*9 | 2 | 2 | |
70 | 8*10 | 4*10 | 2 | 2 | |
76 | 8*11 | 4*10 | 2 | 2 | |
89 | 8*12 | 5*12 | 2 | 2 | |
T45 | |||||
Name | Diameter | Tip size(mm) | Flushing holes | ||
mm | gauge | front | side | front | |
T45 trhead button bits | 70 | 6*11 | 4*10 | 0 | 2 |
76 | 6*13 | 4*10 | 0 | 2 | |
89 | 8*12 | 5*12 | 2 | 2 | |
102 | 8*13 | 6*12 | 2 | 2 | |
115 | 8*14 | 6*13 | 2 | 2 | |
T45 Retrac thread button bits | 70 | 8*11 | 4*10 | 2 | 2 |
76 | 8*11 | 4*10 | 2 | 2 | |
80 | 8*12 | 5*11 | 2 | 2 | |
89 | 8*12 | 6*11 | 2 | 2 | |
102 | 8*13 | 6*12 | 2 | 2 | |
T51 | |||||
Name | Diameter | Tip size(mm) | Flushing holes | ||
mm | gauge | front | side | front | |
T51 trhead button bits | 89 | 8*12 | 5*12 | 2 | 2 |
102 | 8*13 | 6*12 | 2 | 2 | |
115 | 8*14 | 6*13 | 2 | 2 | |
127 | 8*14 | 6*14 | 2 | 2 | |
T51 Retrac thread button bits | 89 | 8*11 | 5*12 | 2 | 2 |
102 | 8*11 | 6*12 | 2 | 2 | |
115 | 8*12 | 6*13 | 2 | 2 | |
127 | 8*12 | 6*14 | 2 | 2 |
Advanced production equipments and testing equipments. High wear resistance,high hardness and impact toughness.