We design and manufacture a big range of DTH hammers and bits different diameters and shank types
| DTH hammer type | DMP4,5-CIR110 | DMC4-DHD340A | DMR4-DHD340A | DMR4,5-DHD340A | DMS4-M40 | DMC5,5-QL50 | DMR5,5-DHD340R | DMS5-M50 |
| External diameter mm | 113 mm | 98 mm | 100 mm | 104 mm | 100 mm | 126 mm | 129 mm | 126 mm |
| Bits range | 130 mm | 105…130 mm | 105…130 mm | 115…130 mm | 105…130 mm | 140…152 mm | 134…152 mm | 134…152 mm |
| Bit shank | CIR110 | DHD340A | DHD340A | DHD340A | M40 | QL50 | DHD340R | M50 |
| Impact power | 4,5…6,3 kW | 9,2…24,5 kW | 8,7…23,2 kW | 8,7…23,2 kW | 6,6…21 kW | 16,5…32,4 kW | 17,0…33,0 kW | 16,0…32,0 kW |
| Connection thread | API 2 3/8â€Â Reg Pin | API 2 3/8â€Â Reg Pin | API 2 3/8â€Â Reg Pin | API 2 3/8â€Â Reg Pin | API 2 3/8â€Â Reg Pin | API 3 1/2â€Â Reg Pin | API 3 1/2â€Â Reg Pin | API 3 1/2â€Â Reg Pin |
| Length(less bit) mm | 888,5 mm | 1040 mm | 1033 mm | 1033 mm | 994 mm | 1219 mm | 1175 mm | 1108 mm |
| Weight(less bit) kg | 49,2 kg | 40 kg | 42 kg | 47,8 kg | 41,7 kg | 76,8 kg | 76,8 kg | 74 kg |
| Operating air pressure | 6…12 bar | 10…24 bar | 10…24 bar | 10…24 bar | 10…24 bar | 10…25 bar | 10…24 bar | 10…24 bar |
| Air consumption | 8…12 m3/min | 6,3…15,1 m3/min | 6,7…16,2 m3/min | 6,7…16,2 m3/min | 5,1…15.9 m3/min | 8,9…24,3 m3/min | 9…23 m3/min | 8,6…23 m3/min |
| Â | Â | Â | Â | Â | Â | Â | Â | Â |
| DTH hammer type | DMS6-M60 | DMS6,5-QL60 | DMC6,5-QL60 | DML6,5-QL60N | DML8-QL80 | DML8,5-QL80 | DMR8-QL80N | Â |
| External diameter mm | 150 mm | 151 mm | 151 mm | 151 mm | 181 mm | 194 mm | 181 mm | Â |
| Bits range | 159…178 mm | 171…191 mm | 171…191 mm | 165…191 mm | 203…305 mm | 216…305 mm | 203…305 mm |  |
| Bit shank | M60 | QL60 | QL60 | QL60N (without valve) | QL80 | QL80 | QL80N (without valve) | Â |
| Impact power | 16,5…35,6 kW | 19,6…42,7 kW | 17,5…37,5 kW | 16,5…35,6 kW | 21,8…51 kW | 21,8…51 kW | 22…43 kW |  |
| Connection thread | API 3 1/2â€Â Reg Pin 3 1/2 BECO | API 3 1/2â€Â Reg Pin | API 3 1/2â€Â Reg Pin | API 3 1/2â€Â Reg Pin | API 4 1/2â€Â Reg Pin | API 4 1/2â€Â Reg Pin | API 4 1/2â€Â Reg Pin |  |
| Length(less bit) mm | 1018 mm | 1250 mm | 1257 mm | 1180 mm | 1569 mm | 1569 mm | 1335 mm | Â |
| Weight(less bit) kg | 93,9 kg | 141,9 kg | 116 kg | 110 kg | 207,8 kg | 251 kg | 180 kg | Â |
| Operating air pressure | 10…24 bar | 10…24 bar | 10…24 bar | 10…24 bar | 10…24 bar | 10…24 bar | 15…24 bar |  |
| Air consumption | 9,8…27,5 m3/min | 8,7…25 m3/min | 10,5…25,5 m3/min | 9,8…27,5 m3/min | 12,3…42,9 m3/min | 12,3…42,9 m3/min | 10…27 m3/min |  |
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