| After-sales Service: | Available |
|---|---|
| Warranty: | 6 Months |
| Certification: | ISO9001:2015 |
| Standard: | AISI |
| Surface Treatment: | Spray-Paint |
| Manufacturing Process: | Forging |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier Our 12inch DTH hammer is perfect for drilling large holes in rock. It is ideal for water well drilling, foundation drilling, and other heavy-duty drilling applications. With high-pressure technology and precise drilling capabilities, this hammer is a reliable choice for underground drilling and rock excavation. It is compatible with various drilling rigs and can effectively penetrate hard rock. Trust our durable and efficient hammer for your drilling needs.
The JS series DTH hammer, developed by Changsha Tianhe Drilling Tools and Machinery Co., Ltd., is a new type of high-pressure hammer. It is known for being one of the most cost-effective DTH hammers in China. This series of hammers is designed to be used without a foot valve, providing fast penetration, low air consumption, good stability, and a long service life.
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Hammer Length without Bit (mm)
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1696mm
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Weight without Bit (kg/ )
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560
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Hammer Outside Diameter (mm)
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φ275
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Top Sub Thread
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API 6 5/8" REG
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Working Air Pressure Range(bar/psi)
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15-33
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Recommended Rotary Speed (r/min)
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15-35
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Impact Rate at 17 Bar (Hz)
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18
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Air Consumption(cfm / m3/min)
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246.5psi:1770/ 350psi:2142
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Discover our high-pressure hammer designed for precise drilling in hard rock. Perfect for construction, mining, and tunneling projects. Get reliable rock penetration with our heavy-duty drilling equipment. Explore our range of rock drilling tools today!
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JS--DHD SHNAK DTH HAMMER SPECIFICATION
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|||||||
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Bit shank
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Length/mm
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Thread
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OD/mm
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Work pressure
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Rec.speed rotation/r/min
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Air consumption
(m³/min at 18bar)
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Weight
kg
|
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DHD3.5
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863mm
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API 2 3/8"REG
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80MM
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2.0Mpa
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30-60
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7
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22
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DHD340
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967mm
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API 2 3/8"REG
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99MM
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2.5Mpa
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30-60
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11
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38.4
|
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DHD350
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1070mm
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API 3 1/2"REG
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126MM
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2.8Mpa
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25-55
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16
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68.4
|
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DHD360
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1164mm
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API 3 1/2"REG
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148.5MM
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3.0Mpa
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25-55
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20
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101.5
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DHD380
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1366mm
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API 4 1/2"REG
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185MM
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3.0Mpa
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25-55
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23
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152.7
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DHD112
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1522mm
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API 6 5/8"REG
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275MM
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3.0Mpa
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25-55
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41
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295
|
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JS-SD SHANK DTH HAMMER SPECIFICATION
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|||||||
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Bit shank
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Length/mm
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Thread
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OD/mm
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Work pressure
|
Rec.speed rotation/r/min
|
Air consumption
(m³/min at 18bar)
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Weight
kg
|
|
SD4
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967mm
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API 2 3/8"REG
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99MM
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2.5Mpa
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30-60
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11
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38.4
|
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SD5
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1070mm
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API 3 1/2"REG
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126MM
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2.8Mpa
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25-55
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16
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68.4
|
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SD6
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1164mm
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API 3 1/2"REG
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148.5MM
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3.0Mpa
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25-55
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20
|
101.5
|
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SD8
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1366mm
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API 4 1/2"REG
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185MM
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3.0Mpa
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25-55
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23
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152.7
|
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SD12
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1522mm
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API 6 5/8"REG
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275MM
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3.0Mpa
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25-55
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41
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295
|
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JS--QL SHANK DTH HAMMER SPECIFICATION
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|||||||
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Bit shank
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Length/mm
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Thread
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OD/mm
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Work pressure
|
Rec.speed rotation/r/min
|
Air consumption
(m³/min at 18bar)
|
Weight
kg
|
|
QLX40
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967mm
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API 2 3/8"REG
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99MM
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2.5Mpa
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30-60
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11
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38.4
|
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QL50
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1070mm
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API 3 1/2"REG
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126MM
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2.8Mpa
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25-55
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16
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68.4
|
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QL60
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1164mm
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API 3 1/2"REG
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148.5MM
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3.0Mpa
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25-55
|
20
|
101.5
|
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QL80
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1366mm
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API 4 1/2"REG
|
185MM
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3.0Mpa
|
25-55
|
23
|
152.7
|
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QL120
|
1522mm
|
API 6 5/8"REG
|
275MM
|
3.0Mpa
|
25-55
|
41
|
295
|
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. was established in 2002 and is located in the Industrial Development Zone, Ningxiang, Changsha, China. With over 60,000 square meters of workshop space, the company has a team of more than 100 technological backbone and 50 experts who possess over 20 years of experience in DTH rock drilling tools.
Our main focus is on manufacturing high-quality DTH hammers and bits, capable of drilling holes ranging from 3" to 43" (76-1100mm) in diameter. We also specialize in DTH drilling tools for deep hole drilling, Eccentric (ODEX) casing system, Concentric casing system, Reverse circulation hammers and bits, as well as accessories for rock drills and other equipment. Our products find extensive applications in mining, water well engineering, construction, geological exploration, geothermal drilling, oil and gas, and various other fields.
At Changsha Tianhe, we prioritize quality and performance. Our advanced production equipment and analytical instruments ensure reliable product quality and stable performance. All our products are produced in compliance with the ISO9001:2015 quality management system.
We are proud to export our products to over 50 countries, including South America, Africa, Europe, Australia, the Middle East, and many more.
Experience precise and efficient drilling with our 12 Inch DTH Hammer. Designed for heavy-duty drilling in hard rock, this high-pressure hammer is perfect for construction, mining, and tunneling projects. Enhance your rock excavation and blasting with our reliable drilling technology. Invest in the best drilling equipment from Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
Our company, Changsha Tianhe Drilling Tools and Machinery Co., Ltd., offers the 12inch Hammer for Large Hole Drilling in Rock. This high-pressure hammer is perfect for precise drilling, rock excavation, and construction and mining projects. With our advanced drilling technology and heavy-duty equipment, we ensure efficient rock breaking and tunneling. Trust our certified and reliable drilling tools for all your underground drilling needs.
Suppliers with verified business licenses
Audited Supplier 
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