 |
|
|
|
|
 |
—— Switzerland
 |
—— Spain
Product Details:
Payment & Shipping Terms:
|
| Material: | High Manganese Steel | Aplication: | Quarry Drilling,coal Mining,DTH Drilling |
|---|---|---|---|
| Color: | Red, Yellow, Gold, As Customer Requirement | Use Air Compressor: | Low/High Air Pressure Drill Bits |
| Button Material: | YK 05/ MG20 | Packing: | Wooden Box |
| Transfer: | Air/Sea/Express | Advantage: | High Performance |
Long life services and durable DHD 380- 275mm High Pressure DTH Bits for water well drilling
1) Reliable quality, long service life, rare abnormal breakage during service life.
2) Good flushing effect to ensure high drilling rate
3) Strict quality warranty and compensation rules
DHD380-275 DTH Hammer Bit with concave face, dome buttons
Concave Face
The all around application rock drill bit face specifically for medium hard and homogeneous rock formations.Good hole deviation
control and good flushing capacity.
Dome/Hemispherical Buttons
Universal buttons for all rock formation, best suited to hardest and very abrasive rock formation.
DHD380-275 DTH Hammer BitDHD380-275 DTH Hammer BitDHD380-275 DTH Hammer Bit
DTH bits advantage
1.Material: superior quality alloy steel which is made by Timken in U.S.
2.Tungsten carbide: "Element Six" T.C carbide which provides (the T.C buttons) for Boart Longyear.
3.higher and more reliable quality owing to the high-tech equipment and production technology.
| DHD380- 275mm | Bit Dia. (mm) | Air Holes No. | Gauge Buttons | Front Buttons | N.W. KGS |
| 152 | 2 | 8×φ16 | 8×φ16 | 26 | |
| 165 | 2 | 8×φ18 | 8×φ16 | 27 | |
| 178 | 2 | 8×φ18 | 8×φ16 | 29 | |
| 191 | 3 | 9×φ18 | 9×φ16 | 32 | |
| 203 | 2 | 10×φ18 | 10×φ16 | 34 | |
| 275 | 2 | 10×φ18 | 10×φ16 | 45 |
