| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. presents an extensive array of bit face shapes designed to effortlessly adapt to various rock formations and drilling conditions:
Perfectly crafted for high penetration rates in soft to medium-hard and fissured rock formations, this bit is ideal for low to medium air pressures, delivering exemplary hole deviation control.
A versatile choice for medium-hard and homogeneous rock formations, the concave face bit ensures excellent hole deviation control and superior flushing capacity.
The convex face bit is engineered to offer impressive penetration rates in soft to medium-hard formations with low to medium air pressures, standing resilient against steel wash while minimizing load and wear on gauge buttons, albeit with limited hole deviation control.
Optimized for hard to very hard and abrasive rock formations at high air pressures, the flat face bit delivers superior penetration rates and remarkable resistance to steel wash.
Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. and experience unrivaled quality in drilling bits, renowned for their remarkable performance and resilience.
| Raw Material |
Introducing a premier steel and carbide product, expertly fashioned to cater to a diverse array of applications.
Our top-tier special alloy steel boasts exceptional strength, heat resistance, and durability. It is meticulously engineered to endure the most demanding conditions, guaranteeing reliable performance and long-lasting service.
Our product incorporates the finest tungsten carbides sourced from China, esteemed for their remarkable quality and dependability. These carbides are extensively utilized across various industries for their extraordinary hardness and wear resistance. Additionally, we provide tungsten carbide options from Europe, offering our clients a broader spectrum of choices to meet their unique requirements.
Select Changsha Tianhe Drilling Tools and Machinery Co., Ltd., where you will find high-caliber steel and carbide products designed to satisfy the exacting standards of English-speaking natives. Discover the exceptional performance and dependability of 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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