DHD350 / M50 Carbide High Air Pressure DTH Drill Bits for Borehole Drilling
| Place of Origin: | Hebei |
|---|
Company Profile
| Location: | Beijing, China (Mainland) |
|---|---|
| Business Type: | Manufacturer |
| Main Products: | Water Well Drilling Rig, DTH Drilling Rig, Anchor Drilling Rig |
Product Detail
| Model No.: | 5inch high pressure |
|---|
Product Description
DHD350 / M50 Carbide High Air Pressure DTH Drill Bits for Borehole Drilling
Introduction
DTH Drill Button Bits are produced from premium quality nickel-alloy steel for increased durability and wear characteristics. Specific heat treatment standards and special “stress relief” processes ensure consistent performance.
DTH hammer bits are designed for maximum performance and hole cleaning ability and high penetration rate.
We can design and manufacture according to customer's requirement of the down the hole bits Diameter,No. air holes,carbide button shape and the face shape.
Specification
| Drill Bits |
Bit Dia. (mm) |
No.Air Holes | Gauge Buttons |
Front Buttons |
Weight (kg) |
Parts No. |
|
DHD350R,COP54
|
135 | 2 | 7×18 | 6×14 | 15.0 | HD55-135 |
| 140 | 2 | 7×18 | 7×14 | 16.0 | HD55-140 | |
| 146 | 2 | 7×18 | 7×14 | 17.0 | HD55-146 | |
| 152 | 2 | 8×18 | 8×14 | 17.5 | HD55-152 | |
| 165 | 2 | 8×18 | 8×16 | 18.5 | HD55-165 | |
|
SD5
|
135 | 2 | 7×18 | 6×14 | 15.5 | SD5-135 |
| 140 | 2 | 7×18 |
|
