Hot Sale T38 Threaded Drill Button Bits for Bench and Tunnel Long Hole Drilling
Production:
The thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, our drilling tools are tough enough to meet rock drilling demands and have the least loss of energy while drilling the rocks. Besides, we can design customized thread button drill bits according to different drilling application, and custom drill bits are applicable to drill soft rock, loose-medium rock and hard rock.
Rock Drill Thread Button Bits is suitable for R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, T60 rock drill rods use. It have many thread. It's widely used for hard rock(f=8~18) drilling use.
Specification:
1. Thread connection: R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, GT60
2. Alloy steel:42CrMo
3. Suitable carbide tips:YK05
4. Technology:hot-pressing or welding
Before Official Order, please confirm below informations:
1. Thread Type
2. Standard or Retrac
3. Bit button shape (tip shape)--Spherical or Ballistic
4. Bit face shape--Drop Center, Flat Face, Convex, Concave, etc...
| 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
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Hot Sale T38 Threaded Drill Button Bits for Bench and Tunnel Long Hole Drilling Images
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