YT27 rock drill, air leg rock drilling machine machine manufacturers to ask where the good? Preferred economic 宁恒旺 drilling machine, good quality, low price, can not find anywhere else! YT27 Air-leg rock drill is a high efficiency drilling machines. It is widely used in a variety of rock roadway and drill blast hole drilling operations, the mines, railways, transportation, water conservancy construction and other important equipment in rock engineering. Features: This machine is equipped with a gas valve in the form of using a bowl, reasonable structure, flexible start. And has a light weight, drilling speed, low consumption, low vibration, easy operation, low failure rate, long-life components, good economic and other advantages. Model YT27 Weight 27 kg total length of 668 mm using a pressure 0.63 Mpa cylinder bore 80 mm pipe diameter 25 mm internal diameter of 13 mm pipe diameter 34-42 mm drill hole depth 5 m solder tail size 22 * ??1081 Heng Wang mining machinery Co. The company mainly produces: an engineering rock drill KHYD40, KHYD75, KHYD110, KHYD125 2 mine water exploration rig KHYD40A, KHYD75A, KHYD140, KHYD155, zqsj-90, zqsj-140 3 drilling rig ZLJ-250, ZLJ-350, ZLJ-700 , ZDY-650, ZDY-800 4 hand-held rock drill, hand push the rock drill, impact drill rock drill five coal ZM12, ZM15, emulsion drilling ZRS50, wind coal drill ZQS30, ZQS40, ZQS45, ZQS50