| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
Discover the diverse range of bit face shapes offered by Changsha Tianhe Drilling Tools and Machinery Co., Ltd., meticulously designed to accommodate various rock formations and drilling conditions with precision:
Exceptionally suited for high penetration rates in soft to medium-hard and fissured rock formations. This versatile bit excels under low to medium air pressures, ensuring optimal hole deviation control for your drilling projects.
Crafted for versatile applications in medium-hard and homogeneous rock formations, the concave face bit offers superior hole deviation control and enhanced flushing capacity.
The convex face bit is designed to achieve impressive penetration rates in soft to medium-hard formations with low to medium air pressures. It exhibits remarkable resistance to steel wash and minimizes load and wear on gauge buttons, albeit with compromised hole deviation control.
The flat face bit is engineered for hard to very hard and abrasive rock formations, performing optimally under high air pressures. It delivers excellent penetration rates and outstanding resistance to steel wash.
Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for premium drilling bits that assure unmatched performance and longevity.
| Raw Material |
Unveiling a premier selection of steel and carbide products, perfect for a multitude of demanding applications.
Our special alloy steel of unparalleled quality is crafted to deliver exceptional strength, heat resistance, and durability. Designed to withstand the harshest conditions, it ensures steadfast performance and lasting durability.
Our offerings include the finest tungsten carbides derived from China, celebrated for their outstanding quality and dependability. These carbides are extensively employed across various industries due to their remarkable hardness and wear resistance. We also provide tungsten carbide from Europe, offering customers a wide spectrum of options to meet their unique requirements.
Select Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for superior steel and carbide products tailored to the needs of English-speaking customers. Experience the unparalleled performance and reliability of our first-rate 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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