| 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 collection of top-tier button bits tailored for mining drilling excellence. Our diverse range, including DTH rock drill bits, DHD drill bits, SD drill bits, Mission drill bits, QL drill bits, Mach drill bits, BR drill bits, and Numa drill bits, is engineered to perfection for applications like blasting hole drilling and water well drilling. As a trusted beacon in the realm of drilling equipment and rock drilling tools, we commit to delivering premium-quality products designed to surpass your expectations. Choose us as your steadfast partner, the premier DTH bit manufacturer and rock drill bit supplier. Reach out to us today and experience unparalleled service and support!
Perfectly crafted to achieve optimal penetration rates in soft to medium-hard and fissured rock formations, this bit is your go-to choice. It performs exceptionally well under low to medium air pressures, ensuring maximum control over hole deviation. Experience efficiency like never before.
Engineered for versatility, this design excels in medium-hard and homogeneous rock formations. It offers superior hole deviation control and enhanced flushing capacity, making it an all-around favorite for diverse applications.
Distinguished by its high penetration rates, this bit excels in soft to medium-hard formations with low to medium air pressures. Its resistance to steel wash and reduced load on gauge buttons ensure durability, though it may have limitations in hole deviation control.
Tailored for the most demanding conditions, this bit is perfect for hard to very hard and abrasive rock formations. It thrives under high air pressures, offering impressive penetration rates and excellent resistance to steel wash.
For more information, please visit Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
| Raw Material |
Discover the unparalleled performance and unwavering reliability of our premium steel and carbide products. Changsha Tianhe Drilling Tools and Machinery Co., Ltd. proudly presents a selection of superior materials, meticulously crafted to meet the diverse needs of various applications.
Our cutting-edge special alloy steel is crafted to endure the harshest conditions. With unmatched strength, heat resistance, and durability, our steel is synonymous with reliable performance and long-lasting excellence.
Select from the finest tungsten carbides available in China, celebrated for their exceptional quality and dependability. These carbides are the go-to choice in numerous industries for their outstanding hardness and wear resistance. Additionally, we offer premium tungsten carbide from Europe, providing a wider array of options to perfectly match your specific requirements.
Embrace the excellence of Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for superior steel and carbide products that cater to the demands of English-speaking markets. Trust in our materials to provide the exceptional performance and reliability you seek.
| 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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