| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. is your premier destination for a comprehensive selection of button bits tailor-made for mining drilling. Our extensive 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. These are crafted to perfection for applications such as blasting hole drilling, water well drilling, and beyond. As a renowned and trusted supplier of high-quality drilling equipment and rock drilling tools, we are committed to fulfilling your every need. Entrust your projects to us—your dependable DTH bit manufacturer and rock drill bit supplier. Make the smart choice today and reach out to us!
This bit is the perfect choice for achieving phenomenal penetration rates in soft to medium-hard and fissured rock formations. It thrives under low to medium air pressures and excels in providing maximum control over hole deviation.
Expertly designed for versatile applications, this concave face bit excels in medium-hard and homogeneous rock formations. It offers excellent hole deviation control paired with superior flushing capacity.
Achieve impressive penetration rates in soft to medium-hard formations with this convex face bit, optimal under low to medium air pressures. Its resistance to steel wash and reduced load on gauge buttons makes it a standout, though it may have limitations in hole deviation control.
Engineered for the toughest challenges, this flat face bit is ideal for hard to very hard and abrasive rock formations, performing exceptionally at high air pressures. It combines robust penetration rates with significant resistance to steel wash.
For more information, please visit Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
| Raw Material |
Discover unparalleled performance and dependability with our premium steel and carbide offerings. At Changsha Tianhe Drilling Tools and Machinery Co., Ltd., we provide an array of superior materials crafted for diverse applications, tailored to meet the highest standards.
Our special alloy steel stands out with its engineered excellence, designed to endure the harshest conditions. Boasting supreme strength, heat resistance, and durability, our steel delivers consistent performance and long-lasting reliability.
Select from our top-tier tungsten carbides sourced from China, celebrated for their exceptional quality and dependability. These carbides shine in various industries due to their unmatched hardness and wear resistance. Additionally, we offer tungsten carbide from Europe, expanding your options to perfectly fit your unique requirements.
Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for your steel and carbide needs, designed to meet the expectations of English-speaking clients. Rely on our materials for 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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