Company Profile: Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
------Founded in 2002, this prestigious company has been setting exceptional standards in the industry.
------Renowned for its profound expertise in the realm of drilling tools, encompassing research, design, production, sales, and comprehensive management.
------Empowered by a dynamic team of over 300 professionals, including an elite cadre of 90 specialized technicians and a dedicated squad of 50 sales experts, driving innovation and excellence.
------Proud holder of numerous prestigious patents within the drilling sector ------Certified to the rigorous ISO9001 quality system standards, underscoring our commitment to excellence.
------Our expansive 600,000 square meter workshop is a testament to our capacity to ensure timely production lead times. ------As an influential council member of the China Drilling Steel and Drilling Tools Association, we are pivotal in dictating the benchmarks for Chinese drilling steel and tools. ------Our products, lauded for their unparalleled reliability and consistent performance, find widespread application in a diverse array of projects across the globe, and have earned considerable acclaim among our discerning clientele.
Certificates: The hallmark of our commitment to quality and innovation, showcasing our credentials and industry accolades.
Exhibition: Demonstrating our cutting-edge technology and industry-leading solutions at prominent global exhibitions.
Product Description: A comprehensive catalog of our state-of-the-art solutions designed for efficiency and effectiveness.
Teamwhole is at the forefront of manufacturing a diverse selection of the most efficient Down-the-Hole (DTH) hammers and bits. These tools are expertly crafted to excel in mining blasting, water well drilling, especially for deep wells, and crucial foundation construction. Our products have garnered the unwavering trust of drilling contractors worldwide, thanks to their unparalleled benefits and performance.
Drilling Diameter Range: Our versatile tools are engineered to handle drilling holes ranging from 65 mm to an impressive 1200 mm, catering to a wide spectrum of project requirements.
Application Fields: These robust tools are extensively employed in open pit and underground mining, water well drilling, deep well initiatives, as well as foundation and anchor drilling, offering unmatched versatility and reliability.
Outstanding Advantage: Our products stand out due to their exceptional quality, performance, and ability to meet diverse drilling challenges with unmatched efficiency.
| 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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