| 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 established in 2002, specializing in research, design, production, sales, and management of drilling tools.
With over 300 employees, including 90 specialized technicians and 50 sales staff, we have a dedicated team that ensures the highest quality products and services.
Our company holds various patents within the drilling industry and operates under a quality system certified by ISO9001.
Our 600,000 square workshop allows us to efficiently meet production lead times, ensuring timely delivery of our products.
As a council unit of the China Drilling Steel and Drilling Tools Association, we are actively involved in drawing up the standards for Chinese drilling steel and drilling tools.
Our products are known for their reliable quality and stable performance, making them widely used in various projects both domestically and internationally. They have been well accepted by our customers.
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. is a trusted manufacturer and supplier of high-quality drill tools and equipment. Our QL80 DHD380 SD8 M80 drilling tools are designed for high-pressure drilling in mining operations. With our expertise and commitment to excellence, we are your reliable partner for all your drilling needs.
Teamwhole, a subsidiary of Changsha Tianhe Drilling Tools and Machinery Co., Ltd., specializes in manufacturing a wide range of highly efficient Down-the-Hole (DTH) hammers and bits. Our products are trusted by drilling contractors worldwide due to their numerous advantages.
Our DTH hammers and bits offer the following benefits:
Choose Teamwhole for reliable and top-quality DTH hammers and bits that meet the demands of mining blasting, water well drilling, foundation construction, and more.
| 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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