| 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 offering an extensive selection of precision-engineered button bits tailored for the dynamic needs of mining drilling. Our comprehensive portfolio 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 versatile button drill bits. These tools are perfectly suited for applications such as blasting hole drilling and water well drilling, promising optimal performance. As your trusted supplier of premium drilling equipment and robust rock drilling tools, we are committed to delivering exceptional quality products that consistently meet your requirements. Make the smart choice with us as your dependable DTH bit manufacturer and rock drill bit supplier. Reach out today to experience unparalleled product excellence!
Perfectly crafted for achieving outstanding penetration rates in soft to medium-hard rock formations with natural fissures. This bit excels under low to medium air pressures, ensuring maximum control over hole deviation.
Expertly designed for versatile applications, this bit performs brilliantly in medium-hard and homogeneous rock formations. It ensures excellent hole deviation control alongside superior flushing capacity.
Engineered for high penetration rates, this bit excels in soft to medium-hard formations with low to medium air pressures. It effectively resists steel wash and minimizes wear and tear on gauge buttons, though it may have limited hole deviation control.
Optimized for hard to very hard and abrasive rock formations, this bit performs admirably under high air pressures. It guarantees exceptional penetration rates and offers robust resistance to steel wash.
For more information, please visit Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
| Raw Material |
Immerse yourself in unparalleled performance and reliability with our superior steel and carbide products. At Changsha Tianhe Drilling Tools and Machinery Co., Ltd., we offer an impressive array of top-tier materials designed to meet diverse application requirements.
Our premium special alloy steel is meticulously crafted to endure the harshest conditions. With remarkable strength, heat resistance, and durability, our steel guarantees assured performance and extended longevity.
Select from our elite tungsten carbides sourced from China, celebrated for their unmatched quality and reliability. These carbides are integral to numerous industries owing to their extraordinary hardness and wear resistance. Additionally, we provide tungsten carbide options from Europe, offering our customers an expanded selection to meet their unique specifications.
Choose Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for superior steel and carbide products that cater to the expectations of English-speaking markets. Rely on our materials for exceptional performance and consistent 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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