| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. is your premier partner for mining drilling excellence, offering an extensive selection of button bits specifically designed to enhance your drilling operations. Our DTH rock drill bits, including DHD, SD, Mission, QL, Mach, BR, and Numa drill bits, are engineered to perfection for diverse applications such as blasting hole drilling and water well drilling. As a trusted supplier, we deliver top-tier drilling equipment and rock drilling tools, ensuring superior quality to meet and exceed your expectations. Opt for us as your dependable DTH bit manufacturer and rock drill bit supplier and experience the pinnacle of reliability. Reach out to us today!
This bit is engineered for maximum penetration rates in soft to medium hard, fissured rock formations. Ideal for low to medium air pressures, it offers unparalleled control over hole deviation, making it perfect for precision drilling.
Our Concave Face design is crafted for versatile applications in medium hard, homogeneous rock formations. It ensures excellent hole deviation control and enhanced flushing capacity for optimal drilling efficiency.
Designed to provide rapid penetration in soft to medium-hard formations under low to medium air pressures, this face is resistant to steel wash and minimizes load and wear on gauge buttons, though it may require careful management of hole deviation.
Optimized for hard to extremely hard and abrasive rock formations, this face excels under high air pressures, delivering impressive penetration rates with excellent resistance to steel wash.
For more information, please visit Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
| Raw Material |
Elevate your drilling experience with the unmatched performance and dependability of our premium steel and carbide products. At Changsha Tianhe Drilling Tools and Machinery Co., Ltd., we offer a remarkable array of materials tailored for a wide range of applications, ensuring that your specific needs are met with precision and quality.
Our specially formulated alloy steel is crafted to endure the harshest environments. With outstanding strength, heat resistance, and longevity, our steel guarantees consistent and dependable performance.
Select from our top-tier tungsten carbides, sourced from China and renowned for their unmatched quality and reliability. These carbides are a staple in various industries for their remarkable hardness and wear resistance. Additionally, we offer tungsten carbide from Europe, expanding our selection to better cater to your specific requirements.
Trust Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for superior steel and carbide products designed to meet the rigorous demands of English-speaking markets. Count on our materials for exceptional performance and durability.
| 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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