DTH Hammer RC Bit Rock Drilling Cop/DHD/SD/Numa Mining 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
Rock drilling tools ProDrill has a full range of DTH drill bits with DHD shanks type for a comprehensive range of hole sizes, which are designed to match all conceivable applications for water well industries, mining and construction.
Product Description
DTH bits hole diameter: 3", 4", 5", 6", 8"(85mm-305mm)

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 |





