| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. proudly presents an extensive array of superior button bits, meticulously crafted for mining drilling excellence. Our DTH rock drill bits, including DHD, SD, Mission, QL, Mach, BR, Numa, and various button drill bits, stand as the perfect solution for blasting hole drilling and water well drilling, among other applications. As a highly reputable supplier of drilling equipment and rock drilling tools, we are committed to delivering top-tier products that impeccably meet your drilling needs. Opt for us as your steadfast DTH bit manufacturer and premier rock drill bit supplier. Reach out to us today and transform your drilling operations!
Perfectly engineered for achieving remarkable penetration rates in soft to medium-hard and fissured rock formations. This face shape is adept for low to medium air pressures, ensuring superior hole deviation control for precise outcomes.
Expertly designed for versatile applications in medium-hard and homogeneous rock formations. This face shape excels in providing excellent hole deviation control and exceptional flushing capacity, ensuring efficiency in drilling operations.
Engineered for high penetration rates in soft to medium-hard formations, even at low to medium air pressures. This design resists steel wash effectively, minimizing load and wear on gauge buttons, though it may show reduced hole deviation control.
Tailored for hard to very hard and abrasive rock formations under high air pressures. It ensures impressive penetration rates and excellent resistance to steel wash, fortifying the drilling precision.
For more information, please visit Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
| Raw Material |
Experience unparalleled performance and reliability with our supreme steel and carbide products. At Changsha Tianhe Drilling Tools and Machinery Co., Ltd., we offer a wide selection of exceptional materials perfect for various demanding applications.
Our premium special alloy steel is expertly engineered to endure the harshest conditions. Boasting extraordinary strength, heat resistance, and longevity, our steel promises reliable performance and an extended lifespan.
Select from the finest tungsten carbides sourced from China, celebrated for their exceptional quality and dependability. These carbides are widely acclaimed across industries for their outstanding hardness and wear resistance. Additionally, we offer tungsten carbide from Europe, providing an expanded variety to cater to your specific requirements.
Choose Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for premium steel and carbide products that meet the high standards expected by English-speaking natives. Rely on our materials to consistently deliver superior performance and 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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