| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
At Changsha Tianhe Drilling Tools and Machinery Co., Ltd., we pride ourselves on delivering an extensive array of button bits that redefine the standards of mining drilling excellence. Our robust selection includes DTH rock drill bits, DHD drill bits, SD drill bits, Mission drill bits, QL drill bits, Mach drill bits, BR drill bits, Numa drill bits, and button drill bits, all tailored for optimal performance in blasting hole drilling, water well drilling, and numerous other applications. As a trusted leader in the drilling equipment industry, our superior-quality products are engineered to meet and exceed your precise needs. When you choose us as your dependable DTH bit manufacturer and rock drill bit supplier, you're choosing unparalleled quality and reliability. Reach out to us today and experience the difference!
For those seeking to achieve exceptional penetration rates in soft to medium hard and fissured rock formations, the Drop Center Bit stands as the perfect choice. It is adept for use with low to medium air pressures and is engineered to provide superior hole deviation control.
The Concave Face is meticulously designed for versatility across medium hard and homogeneous rock formations. It ensures good hole deviation control along with excellent flushing capacity, making it a reliable choice for diverse drilling needs.
The Convex Face is your go-to solution for achieving remarkable penetration rates in soft to medium-hard formations with low to medium air pressures. It is resistant to steel wash and minimizes load and wear on gauge buttons, although it may not provide optimal hole deviation control.
Engineered for hard to very hard and abrasive rock formations, the Flat Face excels under high air pressures. It offers commendable penetration rates and outstanding resistance to steel wash, making it the ideal choice for challenging drilling conditions.
For more information, please visit Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
| Raw Material |
Discover the unmatched performance and reliability of our premium steel and carbide products at Changsha Tianhe Drilling Tools and Machinery Co., Ltd. Our extensive range of superior materials is engineered to excel across a multitude of applications, providing you with the highest quality solutions.
Our first-class special alloy steel is meticulously crafted to thrive in the most demanding conditions. With remarkable strength, heat resistance, and durability, it ensures dependable performance and exceptional longevity, making it the optimal choice for your needs.
Choose from the finest tungsten carbides sourced from China, celebrated for their outstanding quality and dependability. These carbides are extensively utilized across various industries due to their exceptional hardness and wear resistance. Additionally, we also provide tungsten carbide from Europe, granting our customers a broader range of options tailored to their specific requirements.
Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for premium steel and carbide products that cater to the stringent demands of English-speaking natives. Trust in our materials to deliver remarkable performance and steadfast reliability.
| Model | Bit diameter mm(inch) | Weight |
| TH79(3.5inch) | 90mm-100mm(3 1/2-3 7 /8) | 4-4.5 |
| DHD3.5 | 90mm-105mm(3 1/2-4 1/8) | 4.5-5.5 |
| BR33 | 90mm-100mm(3 1/2-3 7 /8) | 4-4.5 |
| DHD340 | 105mm-138mm(4 1/10-5 2/5) | 8-12 |
| QL40 | 110mm-133mm(4 3/8-5 1/4) | 10-12 |
| DHD350 | 135mm-165mm(5 3/10-6 1/2) | 15.2-18 |
| MISSION50 | 138mm-165mm(5 2/5-6) | 16-18 |
| QL50 | 138mm-152mm(5 2/5-6) | 16-18 |
| SD5 | 138mm-152mm(5 2/5-6) | 16-18 |
| MAHC50TS398(20inch) | 138mm-152mm(5 2/5-6) | 16-18 |
| DHD360 | 152mm-203mm(6-8) | 24-33 |
| MISSION60 | 152mm-203mm(6-8) | 21-30 |
| SD6 | 152mm-254mm(6-10) | 24-50 |
| QL60(COP64G) | 152mm-203mm(6-8) | 24-33 |
| XL60 | 152mm-190mm(6-7 1/2) | 22-27 |
| DHD380 | 200mm-305mm(7 7/8-12) | 47-82 |
| SD8 | 200mm-305mm(7 7/8-12) | 47-82 |
| QL80 | 200mm-305mm(7 7/8-12) | 48-84 |
| TH220 | 240mm-350mm(9 2/5-13 7/10) | 75-125 |
| NUMA100 | 240mm-350mm(9 2/5-13 7/10) | 75-125 |
| SD10 | 240mm-350mm(9 2/5-13 7/10) | 75-125 |
| DHD112 | 310mm-444.5mm(12 1/5-17 1/2) | 140-252 |
| SD12 | 310mm-444.5mm(12 1/5-17 1/2) | 142-254 |
| NUMA120 | 310mm-444.5mm(12 1/5-17 1/2) | 140-252 |
| TH398(20inch) | 500mm-550mm(19 3/5-21 3/5) | 480-510 |
| TH600(32inch) | 800mm-1000mm(31 2/5-39 3/10) | 680-984 |
| Package |
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