ZQS oxy-acetylene diamond prices, suppliers, manufacturers, Shandong mainly used for mine, buildings, tunnels and other on coal and soft rock drilling. Now mine has been gradually replaced by coal drill. Equipped with a drill and twist drill for coal drill rods, can be equipped with air leg use. Light weight, easy to use than coal drill. Pneumatic drill in coal mines and construction projects, armed with air-leg when coal, soft sandstone, shale drilling using pneumatic coal dual rotary drilling, wet drilling and dry drilling can be used. Drilling in the range of 35-45mm model ZQS-25 / 2.0 ZQS-30 / 2.5 ZQS-40 / 3.0 ZQS-50 / 1.6 ZQS-65 / 2.8 rated pressure Mpa 0.5 0.5 0.5 0.5 0.5 rated torque Nm 25 30 40 50 65 Rated speed r / min 850 800 760 760 380 Rated Power KW 2 2.5 3.0 1.6 2.5 Air consumption M3 / min 3.2 3.0 3.0 3.0 4.0 The maximum load torque Nm 40 43 50 70 100 rig weight Kg 8 9.2 10.2. 15 13 coal company Drill: ZM12 dry coal drill, ZM12 wet coal drill (ZM12S coal drill), ZM15 dry coal drill, ZM15 wet coal drill (ZM15S coal drill) hand drill, pneumatic coal drilling, wind coal drilling, pneumatic coal drilling, gas coal drilling, pneumatic coal drill, rock drill: Mine electric rock drill, rock drill KHYD40A rock drill, KHYD75A rock drill, KHYD110AZYM-15T ZYM-16T electric rock rock rock drill electric ZYM-18 ZYM-20 rock drill ZYM-22 rock drill, KHYD rock drill rock drill 3KW 7.5KW 5.5KW rock drill rock drill, rock drill powerful handheld