| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
At Changsha Tianhe Drilling Tools and Machinery Co., Ltd., we pride ourselves on offering a diverse array of button bits specifically designed for mining and drilling. Our selection includes premium DTH rock drill bits, along with specialized DHD, SD, Mission, QL, Mach, BR, and Numa drill bits. Renowned for their excellence, our tools are perfectly suited for applications such as blasting hole drilling and water well drilling. As a trusted leader in drilling equipment and rock drilling tools, we guarantee high-quality products tailored to meet your precise requirements. Partner with us and rely on our expertise as your dependable DTH bit manufacturer and rock drill bit supplier. Get in touch with us today to experience superior performance!
This design is perfect for achieving exceptional penetration rates in soft to medium-hard and fissured rock formations. It is ideal for operations using low to medium air pressures and excels in providing maximum control over hole deviation.
Crafted for versatile applications, the concave face bit excels in medium-hard and homogeneous rock formations. It ensures excellent hole deviation control alongside robust flushing capacity, making it a reliable choice for varied drilling needs.
This design delivers impressive penetration rates in soft to medium-hard formations, compatible with low to medium air pressures. It is engineered to resist steel wash effectively, minimizing the load and wear on gauge buttons. However, it may experience reduced control over hole deviation.
Optimized for challenging conditions, the flat face bit is perfect for hard to very hard and abrasive rock formations, especially under high air pressures. It combines robust penetration rates with superior resistance to steel wash, ensuring dependable performance.
For more information, please visit Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
| Raw Material |
Witness unparalleled performance and reliability with the superior steel and carbide products from Changsha Tianhe Drilling Tools and Machinery Co., Ltd. Our company provides an exceptional range of materials, expertly crafted to suit a wide array of applications, ensuring enhanced durability and performance.
Our premium-grade special alloy steel is meticulously engineered to endure even the harshest conditions. Its extraordinary strength, heat resistance, and durability ensure consistent, long-lasting performance.
Select from top-tier tungsten carbides sourced from China, celebrated for their unmatched quality and dependability. Renowned for their exceptional hardness and wear resistance, these carbides are indispensable across various industries. Additionally, we offer European tungsten carbide options, granting our customers a comprehensive choice to meet their diverse requirements.
Choose Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for top-quality steel and carbide products tailored to the discerning needs of English-speaking users. Trust our materials to deliver remarkable performance and reliability in every application.
| 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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