Sollroc DTH hammers DHD340, COP44, SD4,

Model: DHD340, COP44, SD4, M40, QL40 Thread: API 2 3/8"Reg Bits for diameter: 110-135mm Working airpressure: 1.0 - 2.5Mpa shank can be available: 3.5" hammer, shank: DHD3.5 / Bulroc BR3 / COP32 / QL30 / M30 /Mach303 4" hammer, IR DHD340A / SD4 / COP44 / QL40 / Bulroc BR4 / M40 / Mach44 shank 5" hammer, IR DHD350R / SD5 / COP54 / Bulroc BR5 / QL50 / M50 /Mach50 shank 6" hammer, IR DHD360 / SD6 / COP64 / Bulroc BR6 / QL60 / M60 shank 8" hammer, IR DHD380 / SD8 / COP84 /QL80 shank 10" hammer, SD10 / Numa100 shank 12" hammer, IR DHD1120 / SD12 / Numa120 / Numa125 shank 15" hammer, SD15 shank