YT series drilling machine prices, suppliers, manufacturers, Shandong learn more about the specific parameters and pricing, please contact Zhao Jin: 18463793210 YT series rock drill air leg rock drill machine is a highly efficient drilling machines. It is widely used in a variety of rock heading and blast hole drilling drilling operations are mining, railways, transportation, water conservancy project construction and other important equipment stonework. Features: This machine is equipped with a gas valve in the form of the use of the bowl, reasonable structure, flexible start. And has a light weight, drilling speed, low consumption, small vibration, easy operation, low failure rate, long life parts, good economic advantages. Model 7655 7665 YT24 YT27 YT28 Weight 24kg 25.5 kg 24 kg 27 kg 28 kg total length of 628mm 550 mm 678 mm 668 mm 661 mm Air pressure 0.63Mpa 0.63 Mpa 0.63 Mpa 0.63 Mpa 0.63 Mpa Bores 76mm 76 mm 70 mm 80 mm 80 mm pipe diameter 25mm 25 mm 25 mm 25 mm 25 mm inner diameter pipes 13mm 13 mm 13 mm 13 mm 13 mm hole diameter 34-42mm 34-42 mm 34-42 mm 34-42 mm 34-42 mm drilling depth 5m 5 m 5 m 5 m 5 m shank size 22 * ??10 822 * 10 822 * 10 822 * 10 822 * 108 companies operating coal 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 drill, oxy-acetylene drill, drill pneumatic coal, gas coal drilling, pneumatic coal drill, rock drill: Mine electric rock drill, rock drill KHYD40A rock drill, KHYD75A rock drill, KHYD110AZYM-15T electric rock rock ZYM-16T electric ZYM-18 rock drill ZYM-20 rock drill ZYM-22 rock drill, KHYD 3KW rock drill rock drill rock drill 7.5 5.5KW KW rock drill, rock drill powerful handheld Tel: 0537-2208068 Mobile: 18463793210 Fax: 0537-2208068 Manager: Zhao into QQ: 360147220 Want: In Run E-mail: 18463793210 @ 163.com annual Run Mining Co., Ltd. sincerely cooperate with you