| 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 and versatile selection of button bits, expertly crafted for mining drilling. Our superior range 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 button drill bits—each designed to meet diverse applications such as blasting hole drilling and water well drilling. As a widely trusted supplier of top-tier drilling equipment and precise rock drilling tools, we are committed to delivering unparalleled quality that aligns with your specific needs. Let us be your steadfast partner for DTH bit manufacturing and rock drill bit supplies. Reach out to us today and experience excellence!
Perfectly designed for achieving impressively high penetration rates, the Drop Center Bit excels in soft to medium-hard and fissured rock formations. It operates optimally at low to medium air pressures, ensuring exceptional control over hole deviation.
Engineered for versatility, the Concave Face bit is ideal for all-around applications in medium-hard and homogeneous rock formations. It guarantees effective hole deviation control and an excellent flushing capacity.
The Convex Face bit delivers remarkable penetration rates in soft to medium-hard formations, functioning effectively with low to medium air pressures. It exhibits resilience against steel wash and minimizes load and wear on gauge buttons, albeit with compromised hole deviation control.
The Flat Face bit is expertly crafted for tackling hard to very hard and abrasive rock formations, operating efficiently at high air pressures. It promises notable penetration rates and robust resistance to steel wash.
For more information, please visit Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
| Raw Material |
Discover unparalleled performance and steadfast reliability with our premium-grade steel and carbide products. Changsha Tianhe Drilling Tools and Machinery Co., Ltd. proudly offers a diverse range of superior materials, tailor-made for a multitude of applications, ensuring optimal outcomes every time.
Our elite special alloy steel is meticulously engineered to endure the most demanding conditions. Boasting extraordinary strength, unmatched heat resistance, and exceptional durability, our steel guarantees consistent reliable performance and longevity.
Select from our premium tungsten carbides, sourced from China and renowned for their unmatched quality and reliability. These carbides feature exceptional hardness and outstanding wear resistance, widely favored across numerous industries. Additionally, we offer tungsten carbide options from Europe, providing you with an extensive selection to meet specific requirements accurately.
Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for first-rate steel and carbide products, expertly designed to meet the expectations of English-speaking natives. Rely on our materials to deliver extraordinary 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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