| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. is at the forefront of the industry, presenting an extensive assortment of premium button bits tailored for mining drilling. Our selection is unparalleled, featuring 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. These are expertly crafted for applications such as blasting hole drilling and water well drilling, among others. As an esteemed supplier, we are committed to providing top-tier drilling equipment and rock drilling tools. Make Changsha Tianhe your go-to trusted DTH bit manufacturer and rock drill bit supplier, and experience quality and reliability. Reach out to us now to find out more!
This bit is the perfect choice for achieving rapid penetration in soft to medium-hard and fissured rock formations. It performs exceptionally well at low to medium air pressures and ensures maximum control over hole deviation.
The concave face is engineered for versatility, suited for medium-hard, homogenous rock formations. It offers excellent hole deviation control while maintaining superb flushing capability.
This face design offers exceptional penetration rates in softer to medium-hard formations under low to medium air pressures. It stands out for its resistance to steel wash and minimizes load and wear on gauge buttons, although it may exhibit less effective hole deviation control.
Flat face bits are designed for the toughest, most abrasive rock formations, operating at high air pressures. They deliver impressive penetration rates with outstanding resistance to steel wash.
For more information, please visit Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
| Raw Material |
Discover the remarkable performance and reliability of our superior steel and carbide products. At Changsha Tianhe Drilling Tools and Machinery Co., Ltd., we offer a selection of materials that are second to none, ideal for a variety of applications.
Our steel is a testament to advanced engineering, crafted from first-rate special alloy specifically designed to endure the harshest conditions. It boasts exceptional strength, heat resistance, and durability, ensuring performance you can trust.
Select from our premium tungsten carbides sourced from China, celebrated for their unmatched quality and dependability. These carbides, renowned for their exceptional hardness and wear resistance, are indispensable in numerous industries. Additionally, we offer European tungsten carbide, providing a wider range of options to fulfill diverse customer specifications.
Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for your steel and carbide needs, and benefit from products that cater to the exacting standards of English-speaking markets. Trust our materials to provide exceptional 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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