| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. delivers an array of bit face shapes, expertly designed to adapt to diverse rock formations and drilling conditions:
Perfectly suited for attaining remarkable penetration rates in soft to medium hard and fissured rock formations. This bit excels under low to medium air pressures, offering unparalleled hole deviation control.
Crafted for versatile applications in medium hard and uniform rock formations, the concave face bit excels in providing excellent hole deviation control and flushing capability.
The convex face bit delivers impressive penetration rates in soft to medium-hard formations while operating under low to medium air pressures. It exhibits resistance to steel wash and minimizes load and wear on gauge buttons, though it may experience limited hole deviation control.
The flat face bit is adept at negotiating hard to very hard and abrasive rock formations under high air pressures. It assures good penetration rates and robust resistance to steel wash.
Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. when in need of premium drilling bits that offer outstanding performance and longevity.
| Raw Material |
Introducing a premium steel and carbide product ideal for a multitude of applications.
Our top-tier special alloy steel boasts extraordinary strength, exceptional heat resistance, and unparalleled durability. It is meticulously designed to endure the harshest conditions, ensuring steadfast performance and longevity.
Our offerings include the finest tungsten carbides from China, praised for their outstanding quality and reliability. Renowned for their exceptional hardness and wear resistance, these carbides are extensively utilized across various industries. Additionally, we provide tungsten carbide from Europe, offering our clientele a broader selection to meet their specific needs.
Select Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for high-caliber steel and carbide products tailored to meet the expectations of English-speaking markets. Experience a notable difference in performance and reliability with our superior 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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