Product Description
Anti-Wear 3"-24" Down The Hole Mining Button Bit DTH Drill Bits Water Well Drilling
Description:
DTH Drill 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.
Our bits are interchangeable with Atlas Copco's COP32 34 44 54 64 84, Ingersoll-Rand 's DHD3.5,DHD3.5HD,
DHD 340A , DHD350R, DHD 360, DHD380 QL40, QL50 , QL60, QL80.NUMA100, NUMA120, MISSION60,ects
Concave Face
The all around application bit face designed 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.
Semi-Ballistic/Parabolic Buttons
Excellent penetration rate, but only suited to medium hard and not so very abrasive rock formation.
| Specification of dth hammer button bits: |
Diameter: (mm) |
| 1-2 inch low pressure DTH bits |
64/70/76/80/82/90 |
| 3 inch high Air pressure DHT bits |
85 / 90 / 95 / 100 / 105 |
| 4 inch high Air pressure DHT bits |
105 / 110 / 115 / 120 / 127 |
| 5 inch high Air pressure DHT bits |
133 / 140 / 146 / 152 / 165 |
| 6 inch high Air pressure DHT bits |
152 / 165 / 178 / 190 / 203 |
| 8 inch high Air pressure DHT bits |
195 / 203 / 216 / 254 / 305 |
| 10, 12 inch high Air pressure DTH bits |
254/305/318/330/356/381 |
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