Sollroc HN100 Down The Hole Hammer

DTH hammer and bit introduction: Shank Length(less bit)  External diameter Top Sub Thread Weight(less bit) Hole Range HN100A   1510mm     225mm   API 6 5/8''REG 288kg 254mm-311mm Other shank can be available: 3.5" hammer, shank: DHD3.5 / COP32 / QL30 / M30 /Mach303 4" hammer, IR DHD340A / SD4 / COP44 / QL40 / M40 / Mach44 shank 5" hammer, IR DHD350R / SD5 / COP54 / QL50 / M50 /Mach50 shank 6" hammer, IR DHD360 / SD6 / COP64 /QL60 / M60 shank 8" hammer, IR DHD380 / SD8 / COP84 /QL80 shank 10" hammer, SD10 / HN100 shank 12" hammer, IR DHD1120 / SD12 / HN120 / HN125 shank 15" hammer, SD15 shank We can also provide related products DTH button bits, ODEX, symmetric overburden systems, slide block drilling systems, etc and DTH drilling pipes for various thread API REG, API IF, BECO, etc Advantages: 1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to the special inner structure of HD series DTH hammer designed according to newest rock drilling theory. 2. Smooth performance and long service life of HD series DTH hammer due to high quality alloy steel materials and advanced processing technology adapted. 3. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer. 4. Easy to depart bit from hammer due to multi-head thread connecting chuck and cylinder of hammer. 5. Interchangeable with DTH bit and drill pipe