| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. proudly presents an expansive collection of button bits tailored for mining drilling excellence. Our comprehensive lineup 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, purposefully crafted for a variety of applications including blasting hole drilling and water well drilling. As a pioneering supplier of superior drilling equipment and rock drilling tools, we are committed to delivering exceptional quality products that cater to your precise needs. Entrust Changsha Tianhe as your steadfast DTH bit manufacturer and rock drill bit supplier. Reach out to our dedicated team today to experience unparalleled service!
This design excels in high penetration rates within soft to medium hard and fissured rock formations. Ideal for operations under low to medium air pressures, it ensures superior hole deviation control, making it a preferred choice for precision tasks.
A versatile solution engineered for medium hard and homogeneous rock formations, offering excellent hole deviation control and efficient flushing capacity. Perfect for a wide array of drilling applications.
Specialized in delivering high penetration rates in soft to medium-hard formations, even at low to medium air pressures. Resistant to steel wash and minimizes load and wear on gauge buttons, although it may compromise on hole deviation control.
Optimized for the toughest conditions—hard to very hard and abrasive rock formations—this face shape pairs well with high air pressures, ensuring commendable penetration rates and top-tier resistance to steel wash.
For more information, please visit Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
| Raw Material |
Discover the pinnacle of performance and reliability with our premium steel and carbide products. At Changsha Tianhe Drilling Tools and Machinery Co., Ltd., we proudly deliver a range of superior materials, meticulously engineered for diverse applications, promising unmatched excellence in every use.
Experience unmatched durability with our custom-engineered special alloy steel, boasting exceptional strength, heat resistance, and longevity, tailored to endure the most challenging environments.
Opt for our finest selection of tungsten carbides, sourced from China and celebrated for their unparalleled quality and reliability. Renowned for their supreme hardness and wear resistance, our carbides are indispensable across various industries. Additionally, we offer top-grade tungsten carbide from Europe, expanding your choices and ensuring the perfect fit for your unique requirements.
Select Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for all your high-quality steel and carbide needs, crafted to satisfy the expectations of English-speaking customers. Rely on our premium materials for 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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