| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. provides a diverse assortment of bit face shapes expertly tailored for optimal performance in various rock formations and drilling scenarios:
This bit excels in achieving impressive penetration rates in soft to medium hard, fissured rock formations. Well-suited for operations under low to medium air pressures, it offers exceptional control over hole deviation.
The concave face bit is engineered for versatile applications in medium hard and homogenous rock formations, delivering excellent hole deviation control and efficient flushing capabilities.
Our convex face bit ensures rapid penetration in soft to medium-hard formations when used with low to medium air pressures. It features superior resistance to steel wash, reducing gauge button load and wear; however, it may exhibit suboptimal hole deviation control.
The flat face bit is ideal for hard to extremely hard, abrasive rock formations under high air pressures, offering excellent penetration rates and remarkable resistance to steel wash.
Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. when seeking superior quality drilling bits that deliver outstanding performance and remarkable durability.
| Raw Material |
We introduce a premium steel and carbide product designed to excel across a multitude of applications.
Our top-tier special alloy steel is crafted for superior strength, impressive heat resistance, and unmatched durability, specifically engineered to withstand the most challenging conditions, ensuring steadfast performance and longevity.
Our products incorporate the finest tungsten carbides sourced from China, celebrated for their outstanding quality and reliability, widely utilized across diverse industries owing to their exceptional hardness and wear resistance. We also provide tungsten carbide from Europe, offering an expanded selection to meet our customers' unique requirements.
Trust Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for superior steel and carbide products that meet the expectations of English-speaking professionals. Discover unparalleled performance and reliability with 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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