| Customization: | Available |
|---|---|
| After-sales Service: | 1 Year |
| Warranty: | 1 Year |
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Changsha Tianhe Drilling Tools and Machinery Co., Ltd. is a leading company in the drilling industry. Established in 2002, we specialize in research, design, production, sales, and management of drilling tools.
With over 300 employees, including 90 specialized technicians and 50 sales staff, we have the expertise and manpower to deliver high-quality products.
Our commitment to quality is evident through our ISO9001 certification. We have also obtained various patents within the drilling industry, showcasing our innovative approach.
Operating from a 600,000 square workshop, we ensure efficient production lead times. Our dedication to excellence has earned us the position of a council unit of the China Drilling Steel and Drilling Tools Association, where we contribute to the development of industry standards.
Our products are known for their reliable quality and stable performance. They are widely used in various projects both domestically and internationally, and have been well-received by our customers.
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. offers a high-quality High Air Pressure DTH Hammer for Mining - Coal/Ore/Water Well. Our drilling equipment is designed for efficiency and durability, making it ideal for coal and ore mining as well as water well drilling. Choose our QL80 DTH Hammer, DHD380 Mining Hammer, or SD8 Drilling Tool for reliable performance. Trust us as your drilling equipment supplier for high-quality drill bits and tools.
Teamwhole, a subsidiary of Changsha Tianhe Drilling Tools and Machinery Co., Ltd., specializes in manufacturing a wide range of efficient Down-the-Hole (DTH) hammers and bits. Our products are trusted by drilling contractors for their exceptional advantages.
| DTH hammer (inch) | Matched Dth bit Shank | Bit range | |
| Metric | Inch | ||
| 3.5" | COP32/COP34/MACH303M30/DHD3.5/BR33 | 90mm-115mm | 3 1/2"-4" |
| 4" | COP44/DHD340/MACH44SD4/M40/QL40 | 105mm-152mm | 4 1/8"-6" |
| 5" | COP54/DHD350R/MACH50SD5/M50/QL50/BR5 | 133mm-165mm | 5 1/4"-6 1/2" |
| 6" | COP64/DHD360/SD6M/60/QL60/Bulroc BR6 | 152mm-254mm | 4 1/8"-10" |
| 8" | COP84/DHD380/SD8/QL80/M80 | 203mm-330mm | 8"-13" |
| 10" | SD10/NUMA100/TH10 | 254mm-380mm | 10"-15" |
| 12" | DHD1120/SD12/NUMA120/NUMA125 | 305mm-508mm | 12"-20" |
| 14" | TK14/NUMA125 | 400mm-550mm | 15 3/4"-22" |
| 18" | NUMA180/TK18 | 500mm-700mm | 19"-27 1/2"" |
| 24" | NUMA240/TK28 | 600mm-800mm | 23"-31 1/2" |
| Temahwole DTH hammer type | TSK3.5H/TH35 | TSK4KH/TH45 | TSK5H/TH55 | TSK6H/TH65 | |
| Length(less bit) mm | 807mm | 927 | 987 | 1163.5 | |
| Weight(less bit) kg | 22kg | 42 | 70 | 90 | |
| External diameter mm | Φ82mm | Φ99 | Φ126 | Φ146 | |
| Bit shank | DHD3.5 BR33 | COP44 DHD340 QL40 SD4 MISSION40 QLX40 | DHD350R COP54 QL50 SD5 MISSION50 | DHD360 SD6 COP64 QL60 MISSION60 | |
| Hole range(mm) | Φ90-110 | Φ110-135 | Φ138-165 | Φ152-203 | |
| Connection thread | API 2 3/8"Reg | API 2 3/8"Reg | API 2 3/8"Reg | API 3 1/2"Reg | |
| API 3 31/2"Reg | |||||
| Working pressure | 1.0-1.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | |
| Impact rate at 1.5-1.7Mpa | 28Hz | 27Hz | 27Hz | 27Hz | |
| Recommended Rotation speed | 25-40r/min | 25-40r/min | 25-40r/min | 25-40r/min | |
| Air consumption | 1.0Mpa | 4.5m³/min | 6.0m³/min | 6.0m³/min | 6.0m³/min |
| 1.8Mpa | 9.0m³/min | 10.0m³/min | 10.0m³/min | 10.0m³/min | |
| 2.4Mpa | 15.0m³/min | 15.0m³/min | 15.0m³/min | 15.0m³/min | |
| Teanwhole DTH hammer type | TSK8H TH85 | TH10S | TH12S TH12N TH12HN | A10-TD90 | |
| Length(less bit) mm | 1364.5 | 1432 | 1937 | 1432 | |
| Weight(less bit) kg | 185 | 294 | 791 | 294 | |
| External diameter mm | Φ182 | Φ222 | Φ274 | Φ220 | |
| Bit shank | DHD380 SD8 QL60 MISION80 | SD10 NUMA100 | NUMA120 NUMA125 SD12 | TD90 | |
| Hole range(mm) | Φ203-280 | Φ135-155 | Φ311-445 | Φ254-400 | |
| Connection thread | API 4 1/2"Reg | API 5 1/2"Reg | API 6 5/8"Reg | API 5 1/2"Reg | |
| Working pressure | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | |
| Impact rate at 1.5-1.7Mpa | 25Hz | 25Hz | 25Hz | 25Hz | |
| Recommended Rotation speed | 20-35r/min | 20-35r/min | 20-35r/min | 20-35r/min | |
| Air consumption | 1.0Mpa | 9.0m3/min | 9.0m3/min | 9.0m3/min | 9.0m3/min |
| 1.8Mpa | 15.0m3/min | 15.0m3/min | 15.0m3/min | 15.0m3/min | |
| 2.4Mpa | 23.0m3/min | 23.0m3/min | 23.0m3/min | 23.0m3/min | |
| DTH hammer type | TH14N | TH18N | TH24N | TH28N | |
| Length(less bit) mm | 2235 | 2425 | 2495 | 2610 | |
| Weight(less bit) kg | 950 | 1530 | 2450 | 4236 | |
| External diameter mm | Φ330 | Φ406 | Φ525 | Φ650 | |
| Bit shank | NUMA125 | NUMA180 | NUMA240 | TH28 | |
| Hole range(mm) | Φ400-550 | Φ155-190 | Φ600-800 | Φ800-1000 | |
| Working pressure | 1.7-2.5Mpa | 1.7-2.5Mpa | 1.7-2.5Mpa | 1.7-2.5Mpa | |
| Impact rate at 1.5-1.7Mpa | 23Hz | 23Hz | 23Hz | 20Hz | |
| Recommended Rotation speed | 20-30r/min | 20-30r/min | 20-30r/min | 20-30r/min | |
| Air consumption | 1.0Mpa | 10.0m³/min | 10.0m³/min | 10.0m³/min | 15.0m³/min |
| 1.8Mpa | 20.0m³/min | 20.0m³/min | 20.0m³/min | 26.0m³/min | |
| 2.4Mpa | 28.5m³/min | 28.5m³/min | 28.5m³/min | 34.0m³/min | |
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