| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. offers a meticulously curated selection of bit face shapes, each tailored to accommodate various rock formations and drilling conditions:
Perfect for achieving exceptional penetration rates in soft to medium-hard and fissured rock formations. This bit excels in low to medium air pressure environments and is optimized for maximum hole deviation control.
Expertly crafted for versatile applications in medium-hard and uniform rock formations. The concave face bit ensures optimal hole deviation control and enhances flushing capacity.
The convex face bit is designed to deliver outstanding penetration rates in soft to medium-hard formations under low to medium air pressures. It offers excellent steel wash resistance and minimizes load and wear on gauge buttons, though it may exhibit limited hole deviation control.
Ideal for penetrating hard to extremely hard and abrasive rock formations with high air pressures. The flat face bit guarantees excellent penetration rates and superior resistance to steel wash.
Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. to secure premium drilling bits that promise unmatched performance and longevity.
| Raw Material |
Introducing our high-caliber steel and carbide products, perfectly suited for a myriad of applications.
Crafted from first-rate special alloy steel, our product boasts remarkable strength, heat resistance, and durability. It is meticulously designed to endure the harshest conditions, guaranteeing dependable performance and extended longevity.
Our offering features premier tungsten carbides sourced from China, celebrated for their outstanding quality and dependability. These carbides are coveted across various industries for their exceptional hardness and wear resistance. Additionally, we provide tungsten carbide from Europe, affording our customers a versatile array of options to meet their distinctive requirements.
Select Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for superior steel and carbide solutions that cater to the discerning demands of English-speaking markets. Experience the superior performance and reliability inherent in our top-tier 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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