| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. proudly presents a diverse array of bit face shapes, each expertly designed to tackle an assortment of rock formations and drilling conditions:
An exceptional choice for rapid advancement in soft to medium hard and fractured rock formations. This bit is adept at low to medium air pressures, maintaining precise hole deviation for optimal drilling accuracy.
Designed for adaptability in medium hard and solid rock formations, the concave face bit offers outstanding hole deviation management and superior flushing efficiency.
The convex face bit delivers high penetration rates in soft to medium-hard terrains, ideally suited for low to medium air pressures. It is renowned for its resistance to steel wash and reduced wear on gauge buttons, albeit with limited control over hole deviation.
Tailored for high efficiency in hard to extremely hard and abrasive rock formations under high air pressures, the flat face bit ensures notable penetration rates and protection against steel wash.
Choose Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for top-tier drilling bits that guarantee remarkable performance and enduring reliability.
| Raw Material |
Unveiling our premium steel and carbide products, meticulously engineered to serve a broad range of applications with unmatched excellence.
Our high-grade special alloy steel is engineered with exceptional strength, heat resistance, and durability. Designed for the most demanding environments, it assures reliable performance and sustained durability.
Discover the pinnacle of our offerings with premium tungsten carbides from China, esteemed for their exceptional hardness and dependability. Additionally, our selection includes tungsten carbide from Europe, offering a variety of options to perfectly meet your distinct needs.
Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for superior steel and carbide products, crafted to exceed the standards of English-speaking professionals. Experience the unparalleled performance and reliability of our premium 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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