Pneumatic YT28 air leg rock drill machine APPlICATIONS: Most fit drilling horizontal and inclined blast holes in medium-hard rock with a hardness of f=8~18. It may also be for making roof bolting holes. The drill is an important instrument in mining, railway, communication and water conservancy projects. May be used together with FT160BC or FT160BD Air-leg and FY200B Line Oiler with transparent casing. The tool can also be mounted on a rig or a wagon. FEATURES: Grouped control mechanism, quick to start up with'air-on, water-on, air-off' mechanism easy handle and maintain. Low noise, small vibration, energy-saving and efficient, highly interchangeable parts with long service life reliable performance.Different form similar products particularly in its high efficiency, strong flushing and powerful torque.