... for drilling machines and pneumatic tools in China a kit Air-leg Rock Drill (YT24,YT28,TA25)ISO9001Designed for rock drilling in ... . ·Grouped control mechanism,quick to start up, with "air on ,water on, air off,water off" mechanism,convenient to handle and easy ... in its high efficiency, strong flushing and powerful torque. ·SPECIFICATIONSAir-leg rock drillsYT24YT28TA25242624(L/s)≤67≤81≤78Φ34-42Φ34 ...