China DTH Hammer Mining Machinery Water Well Drilling Tools HD40 with Foot Valve Rock Drilling Tools D, Find details about China High Air Pressure, Rock Drilling from DTH Hammer Mining Machinery Water Well Drilling Tools HD40 with Foot Valve Rock Drilling Tools D
Length | Weight | Outer diameter | Bit shank | Hole range | Connection thread | |
1030mm | 39kgs | 99mm | HD40 | 110-135MM | API 2 3/8" Reg | |
Working pressure | Impact rate at 1.7Mpa | Recommended rotation speed | Air consumption | |||
1.0 Mpa | 1.8 Mpa | 2.4 Mpa | ||||
1.0-2.5Mpa | 27Hz | 25-40r/min | 6m3/min | 10m3/min | 15m3/min |