DHD340 45A high air pressure dth hammer for mine drilling and water well drilling
- Brief info:Dhd340 45a High Air Pressure Dth Hammer For Mine Drilling And Water Well Drilling , Find Complete Details about Dhd340 45a High Air Pressure Dth Hammer For Mine Drilling And Water Well Drilling,Portable Drilling Machine,Mini Drill Rig,Dth Drill Bit from M
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| Item No. | 76 | 90A | 90B | 110 | 35A | 45A |
| Hammer Length without bit | 811mm | 885mm | 840mm | 871mm | 918mm | 1030mm |
| Top sub thread | F48*10PIN | F48*10PIN | F48*10PIN | | API2 3/8"REG PIN | API2 3/8"REG PIN |
| Outside diamete(mm) | 66 | 80 | 80 | 98 | 82 | 98 |
| Weight(KG) | 13.5 | 22 | 22 | 33 | 24.6 | 38 |
| Bti diamete (mm) | 76 | 90-120 | 90-120 | 110-150 | 90-105 | 115-125 |
| Working Pressure (Bar) | 4-10 | 4-12 | 4-12 | 6-12 | 12-20 | 12-24 |
| | 6-10 | 8-12 | 8-12 | 8-12 | 8-14 | 8-12 |
| Bit Shank | CIR70 | CIR90 | CIR90 | CIR110 | DHD3.5 | DHD340A Cop44 |
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| Item No. | CIR70 | CIR90 | CIR110 | CIR130 |
| Diameter(mm) | 76 | 90 | 110 | 130 |
| Gaugr Button | 5*dia.12 | 6*dia.14 | 6*dia.14 | 7*dia.14 |
| Weight(KG) | 2.18 | 3.69 | 5.86 | 7.59 |
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