| 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 collection of premium button bits tailored for the mining industry's drilling needs. Our selection of DTH rock drill bits includes 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. These are meticulously crafted for a variety of drilling applications, such as blasting hole drilling and efficient water well drilling. As a reputable supplier of cutting-edge drilling equipment and advanced rock drilling tools, we deliver superior quality products designed to meet your most demanding requirements. Partner with us, your dependable DTH bit manufacturer and trusted rock drill bit supplier. Connect with us today to explore how we can support your drilling endeavors!
Perfectly engineered for high penetration rates, the Drop Center Bit excels in soft to medium-hard, fractured rock formations. It is ideally suited for operations with low to medium air pressure, offering maximum control over hole deviation for precision drilling results.
The Concave Face design is versatile, created for optimal performance in medium-hard and homogeneous rock formations. It ensures excellent hole deviation control and superior flushing capability, making it a robust choice for diverse drilling applications.
The Convex Face bit delivers remarkable penetration rates in soft to medium-hard formations, operating efficiently with low to medium air pressures. This design resists steel wash while minimizing load and wear on gauge buttons, though it requires careful management for hole deviation control.
The Flat Face bit is expertly crafted for hard to extremely hard and abrasive rock formations, performing admirably under high air pressures. It achieves excellent penetration rates and offers robust resistance to steel wash, standing as a reliable choice for challenging drilling environments.
For more information, please visit Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
| Raw Material |
Discover unparalleled performance and steadfast reliability with our top-tier steel and carbide offerings. At Changsha Tianhe Drilling Tools and Machinery Co., Ltd., we provide an array of outstanding materials meticulously crafted for a wide spectrum of applications, ensuring quality that speaks for itself.
Our premium special alloy steel is engineered to endure the most challenging conditions, delivering exceptional strength, unparalleled heat resistance, and extended durability. This ensures reliable performance and enduring longevity across a myriad of applications.
Select from our elite range of tungsten carbides sourced from China, celebrated for their superior quality and reliability. These high-performance carbides are integral to numerous industries, known for their exceptional hardness and wear resistance. Moreover, we offer tungsten carbide from Europe, providing a diverse selection to cater to specific customer preferences and requirements.
Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for extraordinary steel and carbide products that cater to the rigorous demands of English-speaking markets. Rely on our materials to deliver exceptional performance and unwavering 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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