OEM 3-inch DTH Down The Hole Hammer with COP32 Shank - 82mm OD, 25kg Weight for 90-105mm Drilling
Price:
999-99999USD/PC
MOQ:
1PC
Delivery Time:
3-5WEEKS
Brand:
MING
Product Description
Product Overview
OEM 3-inch DTH Down The Hole Drilling Tools with COP32 shank adapter for high-performance drilling operations.
Technical Specifications
Product Name: 3-inch High Air Pressure DTH Hammer with COP32 Shank
Product Category: Drilling Rig Accessories
Matched Hammer: Hammer DHD3.5
Connection Thread: API 2 3/8 REG
Working Pressure: 7-25 bar
Outer Diameter: 82 mm
Weight: 25 kg
Recommended Bit Diameter: 90-105 mm
Kingdrilling DTH Hammer Advantages
High-frequency hammer design for faster penetration rates
Improved steerability for precise drilling control
Technical Parameters Comparison
| Model | OD (mm) | Hole Range (mm) | Length (mm) | Connection Thread | Working Pressure (Mpa) | Air Consumption | Weight (Kg) |
|---|---|---|---|---|---|---|---|
| MH35D | 82 | 90-115 | 888 | API2-3/8"REG | 1.0-1.5 | 1.0Mpa-3.8m³/min | 1.5Mpa-7.5m³/min | 25 |
| MH40D | 99 | 110-135 | 1011 | API2-3/8"REG | 1.2-2.0 | 1.0Mpa-6m³/min | 1.8Mpa-10m³/min | 2.4Mpa-15m³/min | 43.2 |
| MH50D | 125 | 135-155 | 1110 | API2-3/8"REG/API2-7/8"IF/API3-1/2"REG | 1.3-2.3 | 1.0Mpa-7m³/min | 1.8Mpa-14m³/min | 2.4Mpa-19m³/min | 69 |
| MH60D | 142 | 155-203 | 1238 | API3-1/2"REG | 1.5-3.0 | 1.0Mpa-9m³/min | 1.8Mpa-18m³/min | 2.4Mpa-26m³/min | 98 |
| MH80D | 180 | 195-254 | 1359 | API4-1/2"REG | 1.5-3.0 | 1.0Mpa-12m³/min | 1.8Mpa-22m³/min | 2.4Mpa-28m³/min | 175 |
Ordering Information
Specify: Shank Type + Top Sub Thread + (With/Without Valve, if applicable)
Frequently Asked Questions
What is a DTH Bit?
Down-the-hole (DTH) hammer bits are used with DTH hammers for drilling through various rock types. Designed with splined drives, they rotate the bit efficiently during ground penetration.
What is a DTH Hammer?
Down-the-hole drilling involves a hammer mechanism at the drill string bottom, utilizing bit loading, rotation, and air pressure for efficient rock crushing.
How Does DTH Drilling Work?
A DTH drill functions as a jackhammer attached to the drill string bottom, breaking hard rock into cuttings that are evacuated by air, water, or drilling mud.
Product Images
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Wuhan Kingdrilling Diamond Co.,Ltd
Location
1-2-905 California Sunshine, Optical Valley Street,Wuhan 430074, China
Contact Person
Wendy Chen