Company Profile: Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
------Established in 2002: With decades of experience under our belt, we have become a trusted name in the drilling industry.
------Professional in drilling tools research, design, production, sales, and management: Our comprehensive expertise ensures top-notch solutions tailored to meet diverse drilling challenges.
------More than 300 dedicated employees, including 90 specialized technicians and 50 proactive sales staff, drive our innovation and customer satisfaction.
------Possess various patents within the drilling industry, reflecting our commitment to innovation and excellence. ------Our quality system is ISO9001 certified, ensuring unbeatable quality and reliability in every product.
------A vast 600,000 square meter workshop ensures prompt production lead time. ------As a council unit of the China Drilling Steel and Drilling Tools Association, we play a pivotal role in setting industry standards for Chinese drilling steel and tools. ------Our products, renowned for their reliable quality and stable performance, are widely used in various international projects and have earned the trust and appreciation of our customers.
Certificates: Our certifications bear testimony to our adherence to global quality benchmarks, highlighting our commitment to industry standards and customer satisfaction.
Exhibition: Our presence at prominent exhibitions showcases our latest innovations and allows us to connect with industry leaders and clients worldwide.
Product Description:
Teamwhole manufactures a wide range of the most efficient Down-the-Hole (DTH) hammers and bits, optimized for mining blasting, water well, especially deep well drilling, foundation construction, and more. Our products are trusted by drilling contractors due to their unparalleled advantages.
Drilling Dia. Range: Capable of drilling holes from 65 mm to an impressive 1200 mm, catering to a wide array of drilling needs and project requirements.
Application Fields: Our products are widely employed in open-pit and underground mining, water well drilling, deep well projects, foundation, and anchor drilling, proving their versatility and efficiency across diverse terrains.
Outstanding Advantage: Our products stand out for their superior performance, reliability, and innovative engineering, setting the benchmark in the drilling tools industry.
| 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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