| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | ISO9001:2015 |
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| General Introduction |
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. offers high-quality QL Drill Bits for Water Well Drilling. As a reliable supplier of DTH Rock Drill Bits, we provide top-notch tools for mining, blasting hole drilling, and water well drilling. Our mission is to deliver superior drilling equipment, including SD Drill Bits, Mach Drill Bits, Br Drill Bits, Numa Drill Bits, and Button Bits. With our rock drilling tools, you can achieve efficient and precise drilling in various applications. Choose us as your trusted drill bit supplier for water well drilling and mining operations.
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. offers a range of bit face shapes to cater to different rock formations and drilling requirements:
Ideal for achieving high penetration rates in soft to medium hard and fissured rock formations. This bit is suitable for low to medium air pressures and provides maximum hole deviation control.
Designed for all-around applications in medium hard and homogeneous rock formations. The concave face bit offers good hole deviation control and flushing capacity.
Offers high penetration rates in soft to medium-hard formations with low to medium air pressures. This bit is resistant to steel wash and reduces load and wear on gauge buttons. However, it may have poor hole deviation control.
Suitable for hard to very hard and abrasive rock formations with high air pressures. The flat face bit provides good penetration rates and resistance to steel wash.
| Raw Material |
Presenting a top-quality steel and carbide product that is perfect for various applications.
Our first-class special alloy steel is designed with exceptional strength, heat resistance, and durability. It is specifically engineered to withstand the toughest conditions, ensuring reliable performance and longevity.
Our product features the best tungsten carbides sourced from China, renowned for their superior quality and reliability. These carbides are widely used in various industries due to their exceptional hardness and wear resistance. Additionally, we also offer tungsten carbide from Europe, providing our customers with a wider range of options to suit their specific needs.
Choose Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for high-quality steel and carbide products that meet the demands of English-speaking natives. Experience the difference in performance and reliability with our top-notch 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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