R38 Thread DTH Button Mining Drill Bits 76mm & 102mm for Blast Hole Drilling in Mining Operations
Price:
9-99999USD/PC
MOQ:
1PC
Delivery Time:
3-5WEEKS
Brand:
MING
Product Description
R38 Thread DTH Button Mining Drill Bits
High-performance down-the-hole button drill bits designed for efficient blast hole drilling in mining and quarrying operations. Available in multiple diameters from 43mm to 102mm with R38 thread connection.
Product Specifications
Connection Type
R38 Thread
Available Diameters
43mm, 45mm, 48mm, 51mm, 57mm, 64mm, 76mm, 89mm, 102mm
Skirt Body Options
Retrac and Normal
Face Designs
Flat and Concave
Carbide Insert Types
Spherical, Ballistic, Semi-ballistic
Technical Parameters
| Bit (mm) | Bit (inch) | Front Buttons | Gauge Buttons | Angle | Flushing Holes |
|---|---|---|---|---|---|
| 41 | 1 5/8" | 2x8 | 5x9 | 30° | 1 |
| 43 | 1 11/16" | 2x9 | 5x10 | 35° | 1 |
| 45 | 1 3/4" | 2x9 | 5x11 | 35° | 1 |
| 48 | 1 7/8" | 2x9 | 5x11 | 35° | 1 |
| 51 | 2" | 2x10 | 5x12 | 35° | 1 |
| 57 | 2 1/4" | 3x10 | 6x10 | 35° | 3 |
| 64 | 2 1/2" | 3x12 | 6x12 | 35° | 3 |
| 76 | 3" | 4x12 | 8x12 | 35° | 2 |
| 89 | 3 1/2" | 6x12 | 8x12 | 35° | 2 |
| 102 | 4" | 4x12 | 8x14 | 35° | 2 |
Applications
- Mining and quarrying drilling
- Mining exploration drilling
- Piling and foundation drilling
- Water well drilling
- Geothermal drilling
- Horizontal directional drilling
- Dimensional natural stone quarrying
- Tunneling and drifting operations
Top Hammer Drilling Features
- Optimal for hole diameters between 25-127mm
- Maximum hole depth typically less than 25 meters
- Designed for stable and uniform hard rock conditions
- Compatible with compressed air or water flushing media
- High efficiency in shallow hole drilling applications
Ordering Information
Specify: Diameter + Thread + Skirt Shape + Face Design + Insert Shape
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