Product Description
Down The Hole Button Bits for Hard Rock Mining Water Well Drilling Button Bit
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.
ProDrill DTH Bit Advantage:DTH drilling bits are designed for extended wear life. In addition to this, you benefit from great versitality, higher penetration rates, straighter holes and longer bit life. ProDrill exceptionally versatile series of threaded botton bits, from76-350mm in diameter,are made from proprietary grade ofcemented carbide throughout ProDrill provides all the most efficient.
Rock drilling tools: Bit shank type of DHD series DTH Bits are designed to fit DTH hammers, which is the most popular design for blasting bore holes, water well drilling. In conjunction with DTH hammers, DTH hammer bits with DHD shank type are designed with a splined drive for rotating the bit in the ground. Rock drill bits in DHD shank are available in different sizes and different styles so they can drill a wide range of hole sizes.
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

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 |






