| 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 12-inch DTH hammer is designed for water well and foundation drilling. With its high-quality construction and reliable performance, it is the perfect tool for large hole drilling. Trust Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for all your drilling needs.
The JS series DTH hammer is a new type of high pressure hammer developed by Changsha Tianhe Drilling Tools and Machinery Co., Ltd. It is one of the most cost-effective DTH hammers in China. This series of hammers are 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-quality DTH Hammer for Water Wells Drilling. Perfect for rock drilling and water well drilling applications. Get yours 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
|
7
|
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
|
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
|
25-55
|
20
|
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
|
23
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152.7
|
|
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
|
967mm
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API 2 3/8"REG
|
99MM
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2.5Mpa
|
30-60
|
11
|
38.4
|
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SD5
|
1070mm
|
API 3 1/2"REG
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126MM
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2.8Mpa
|
25-55
|
16
|
68.4
|
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SD6
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1164mm
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API 3 1/2"REG
|
148.5MM
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3.0Mpa
|
25-55
|
20
|
101.5
|
|
SD8
|
1366mm
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API 4 1/2"REG
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185MM
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3.0Mpa
|
25-55
|
23
|
152.7
|
|
SD12
|
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
|
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
|
967mm
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API 2 3/8"REG
|
99MM
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2.5Mpa
|
30-60
|
11
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38.4
|
|
QL50
|
1070mm
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API 3 1/2"REG
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126MM
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2.8Mpa
|
25-55
|
16
|
68.4
|
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QL60
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1164mm
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API 3 1/2"REG
|
148.5MM
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3.0Mpa
|
25-55
|
20
|
101.5
|
|
QL80
|
1366mm
|
API 4 1/2"REG
|
185MM
|
3.0Mpa
|
25-55
|
23
|
152.7
|
|
QL120
|
1522mm
|
API 6 5/8"REG
|
275MM
|
3.0Mpa
|
25-55
|
41
|
295
|
Established in 2002, Changsha Tianhe Drilling Tools and Machinery Co., Ltd. is located in the Industrial Development Zone, Ningxiang, Changsha, China. With over 60,000 square meters of workshop space, the company boasts a team of more than 100 technological backbone experts and 50 specialists with over 20 years of experience in DTH rock drilling tools.
Our primary focus is on manufacturing DTH hammers and bits capable of drilling holes ranging from 3" to 43" (76-1100mm) in diameter. We also produce DTH drilling tools for deep hole drilling, Eccentric (ODEX) casing systems, Concentric casing systems, 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.
Equipped with advanced production equipment and analytical instruments, our company ensures the reliable quality and stable performance of our products. All of our products are produced in accordance with the ISO9001:2015 quality management system.
Our products are exported to over 50 countries, including South America, Africa, Europe, Australia, and the Middle East.
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. offers the DTH Hammer for Water Wells Drilling. This 12 Inch Downhole DTH Hammer is a reliable and efficient tool for rock drilling in water well projects. With its high-quality construction and advanced technology, it ensures smooth and precise drilling operations. Trust our DTH Hammer for all your water well drilling needs.
Discover the high-performance 12 Inch DTH Hammer by Changsha Tianhe Drilling Tools and Machinery Co., Ltd. Perfect for water wells drilling, this rock drilling tool ensures efficient and precise drilling. Trust in our reliable DTH hammer for your drilling needs.
Visit Changsha Tianhe Drilling Tools and Machinery Co., Ltd. at our exhibition booth to explore our high-quality DTH Hammer for Water Wells Drilling. Our 12 Inch Downhole DTH Hammer is perfect for rock drilling and water well drilling. Don't miss out on this opportunity to discover the best rock drilling tools in the industry!
Suppliers with verified business licenses
Audited Supplier 
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