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Help CenterMining and Quarrying Hard Rock DTH Drill Bits
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Mining and Quarrying Hard Rock DTH Drill Bits
Xiamen Bestlink Factory Co., Ltd is committed to providing the best drilling and cutting machine, tools and accessories products in marble and granite stone quarrying, as well as in civil engineering application, especial demolition project.
Product General Introduction:
DTH Drill Bits are one of our main products. After many years develop, we have rich experience in develop and manufacture high quality DTH hammer drill button bits, which adopted high-quality raw materials, advanced technology and passed through strictly inspection.
Hammer DTH drill bits / Down-the-hole caride button bits were used for blast hole drilling. Which is working with DTH hammer, mainly applied in Mining, Marble quarry or well drilling and other construction projects.
DTH Drill Bits - Button shape selection:
DTH Drill Bits - Face Type:
Characteristic
1. High and low air pressure down-the-hole drill bits:
1) Low air pressure hole Dia.:65-220mm
2) High air pressure hole Dia.:85-305mm
2. Our DTH Bit can be suitable for many types of DTH Hammer, such as XL, Mission, COP, IR, Mach, Demag, SD, Bulroc, Halco Mach, Digger etc.
Technical Data:
for parts of High air Pressure DTH Drill Bits.
| DTH Hammer Bits | Bit Dia.(mm) | No. Air Holes | Gauge Buttons | Front Buttons | Weight |
| (Kg) | |||||
| HD35 | 85 | 2 | 6×Φ13 | 4×Φ12 | 4.2 |
| (IR35,Cop34) | 90 | 2 | 6×Φ14 | 4×Φ12 | 4.5 |
| 95 | 2 | 6×Φ14 | 4×Φ13 | 4.8 | |
| 100 | 2 | 8×Φ12 | 6×Φ12 | 5 | |
| 105 | 2 | 8×Φ13 | 6×Φ12 | 5.5 | |
| HD45 | 105 | 2 | 6×Φ14 | 5×Φ13 | 8.5 |
| (DHD340A | 110 | 2 | 7×Φ14 | 6×Φ13 | 8.8 |
| ,Cop44) | 115 | 2 | 8×Φ14 | 7×Φ13 | 9 |
| 120 | 2 | 8×Φ14 | 8×Φ13 | 9.8 | |
| 127 | 2 | 9×Φ14 | 9×Φ14 | 11 | |
| HD55 | 133 | 2 | 7×Φ16 | 6×Φ14 | 16 |
| (DHD350R | 140 | 2 | 8×Φ16 | 7×Φ14 | 16.5 |
| ,Cop54) | 146 | 2 | 8×Φ14 | 8×Φ14 | 17 |
| 152 | 2 | 8×Φ14 | 7×Φ16 | 17.5 | |
| 165 | 2 | 8×Φ14 | 8×Φ16 | 18.5 |
More Information For your reference:
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