| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
At Changsha Tianhe Drilling Tools and Machinery Co., Ltd., we present a diverse array of bit face shapes, meticulously crafted to match a variety of rock formations and distinct drilling scenarios:
Perfectly suited for attaining elevated penetration rates in soft to medium hard and fissured rock formations. This bit is optimized for low to medium air pressures and ensures exemplary hole deviation control.
Expertly designed for versatile applications in medium hard and uniform rock formations. The concave face bit ensures sound hole deviation control, complemented by excellent flushing capacity.
The convex face bit is engineered to deliver high penetration rates in soft to medium-hard formations under low to medium air pressures. It stands resilient against steel wash and minimizes load and wear on gauge buttons, although it may present challenges in hole deviation control.
The flat face bit is tailored for hard to extremely hard and abrasive rock formations, thriving under high air pressures. It ensures robust penetration rates and effective resistance to steel wash.
Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. when you need superior drilling bits that promise unparalleled performance and longevity.
| Raw Material |
Introducing a premier steel and carbide product, expertly crafted for a multitude of applications.
Our top-tier special alloy steel is designed with exceptional strength, superior heat resistance, and remarkable durability. It is meticulously engineered to endure the harshest conditions, guaranteeing steadfast performance and extended lifespan.
Our products boast the finest tungsten carbides sourced from China, celebrated for their exceptional quality and reliability. These carbides are a staple in various industries due to their incredible hardness and wear resistance. Additionally, we also provide tungsten carbide from Europe, offering our customers a wider selection to fulfill their specific needs.
Choose Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for elite steel and carbide products that cater to the demands of English-speaking natives. Experience unparalleled 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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