| 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 Numa120 12inch DTH Hammer is designed for superior performance in downhole drilling. It is perfect for water well drilling and foundation drilling. With ISO9001:2015 certification, we offer a 6-month warranty and excellent after-sales service.
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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Experience superior performance with our 12 Inch DTH Hammer. Perfect for downhole drilling, this hammer is designed for rock drilling and is compatible with drill rigs. It comes with a 6-month warranty and is ISO9001:2015 certified. After-sales service is available.
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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
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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
|
25-55
|
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
|
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
|
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
|
25-55
|
20
|
101.5
|
|
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
|
|
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
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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
|
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
|
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QL50
|
1070mm
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API 3 1/2"REG
|
126MM
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2.8Mpa
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25-55
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16
|
68.4
|
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QL60
|
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
|
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, we have a team of more than 100 technological backbone and 50 experts, each with over 20 years of experience in DTH rock drilling tools.
Our main 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 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 according to 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 more.
Check out our workshop show at Changsha Tianhe Drilling Tools and Machinery Co., Ltd. See our Numa120 12inch DTH Hammer for Downhole Drilling with Superior Performance in action. Our hammer is perfect for rock drilling and is backed by our 6-month warranty. We are ISO9001:2015 certified, ensuring quality and reliability. Experience the power of our 12 Inch DTH Hammer today!
Certifications: ISO9001:2015
Company: Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
Product: Numa120 12inch DTH Hammer for Downhole Drilling with Superior Performance
Keywords: 12 Inch DTH Hammer, Downhole DTH Drill Hammer, 12inch Hammer, DTH Hammer, Drill Rig, Drilling, Rock, DTH, Button Bit, Rock Drilling Tools, Hammer, Rock Drill
Attributes: Available After-Sales Service, 6 Months Warranty
Introducing the Numa120 12inch DTH Hammer for Downhole Drilling by Changsha Tianhe Drilling Tools and Machinery Co., Ltd. This superior performance hammer is perfect for rock drilling and is compatible with various drill rigs. With ISO9001:2015 certification and a 6-month warranty, our reliable product ensures excellent drilling results.
Discover the Numa120 12inch DTH Hammer by Changsha Tianhe Drilling Tools and Machinery Co., Ltd. This superior performance hammer is perfect for downhole drilling. With its 12-inch size and advanced technology, it ensures efficient drilling in various rock formations. Trust in our ISO9001:2015 certified product and enjoy 6 months of warranty and excellent after-sales service. Explore our range of rock drilling tools and experience the power of the Numa120 DTH Hammer.
Suppliers with verified business licenses
Audited Supplier 
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