| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. proudly presents a versatile array of bit face shapes, meticulously crafted to adapt to a variety of rock formations and drilling conditions, ensuring optimal performance in every drilling operation:
Engineered for exceptional penetration rates, the Drop Center Bit is ideal for soft to medium-hard, fissured rock formations. This bit thrives under low to medium air pressures, offering superior hole deviation control, making it an excellent choice for such geological conditions.
The Concave Face bit is perfectly suited for versatile applications in medium-hard and homogeneous rock formations. It excels in maintaining good hole deviation control while providing effective flushing capacity, ensuring consistent drilling performance.
Designed for high-efficiency, the Convex Face bit achieves rapid penetration rates in soft to medium-hard formations under low to medium air pressures. It boasts resistance to steel wash and reduces load and wear on gauge buttons, though it may have limitations in hole deviation control.
Perfectly engineered for hard to extremely hard, abrasive rock formations, the Flat Face bit performs exceptionally well under high air pressures. It offers robust penetration rates and is highly resistant to steel wash, ensuring steadfast durability and performance.
Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for superior-quality drilling bits, crafted to deliver unparalleled performance and enduring durability, setting industry benchmarks.
| Raw Material |
Introducing a premium steel and carbide product, meticulously crafted to cater to a wide spectrum of applications, ensuring top-notch performance.
Our special alloy steel is of the highest grade, boasting exceptional strength, heat resistance, and durability. It is expertly engineered to withstand the harshest conditions, ensuring dependable performance and long-lasting service life.
Our product features premium tungsten carbides sourced from China, renowned for their outstanding quality and dependability. These carbides are celebrated in numerous industries for their remarkable hardness and wear resistance. Moreover, we offer tungsten carbide from Europe, providing our customers with a diverse selection to meet their unique requirements.
Choose Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for steel and carbide products of the highest caliber, designed to exceed the expectations of English-speaking natives. Discover 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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