| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. offers an array of bit face shapes meticulously designed to accommodate a variety of rock formations and drilling conditions, ensuring optimal performance and adaptability:
Perfectly suited for achieving outstanding penetration rates in soft to medium hard, as well as fissured rock formations. This bit excels under low to medium air pressures, delivering exceptional hole deviation control.
Engineered for versatile applications, the concave face bit excels in medium hard and homogeneous rock formations. It provides superior hole deviation control and excellent flushing capacity.
The convex face bit stands out with its remarkable penetration rates in soft to medium-hard formations under low to medium air pressures. It is engineered to resist steel wash, reducing load and wear on gauge buttons, though it may offer limited hole deviation control.
Designed for the toughest challenges, the flat face bit is ideal for hard to extremely hard and abrasive rock formations with high air pressures. It delivers superior penetration rates and offers resistance to steel wash.
Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for superior drilling bits that promise exceptional performance and unmatched durability.
| Raw Material |
Introducing an exceptional steel and carbide product, meticulously crafted to excel in diverse applications.
Our premium special alloy steel is crafted to offer unparalleled strength, heat resistance, and durability. Specifically engineered to endure the harshest conditions, it ensures reliable performance and extended longevity.
Our product integrates the finest tungsten carbides from China, celebrated for their superior quality and reliability. Known for exceptional hardness and wear resistance, these carbides are indispensable across various industries. We also provide tungsten carbide options from Europe, enhancing our offerings to cater to specific customer needs.
Select Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for superior steel and carbide products that meet the exacting standards of English-speaking markets. Discover unparalleled performance and steadfast reliability with our premium-grade materials.
| 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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