Ore Mining. Pneumatic rock drilling machine. Y6, Y19A, Y20, Y24, TY24C, Y26 (Hand Operated) YT24, YT27, YT28, YT29A (Air leg). Our air-leg rock drills have following features: 1. Fit for wet drilling in medium-hard or hard rock. 2. Grouped control mechanism, quick to start up, with "air on, water on, air off, water off" machanism, convenient ... wuNqwy07CCdk Hard rock TBMs feature disc cutters that are attached to the disc head and works to create stress fractures in the wall of the tunnel. In turn, this means that the rock is chipped away from the tunnel wall and is moved to a conveyor belt to transport outside of the tunnel. Soft rock TBMs uses a multitude of cutters to chip away at the material. tX9HIxjvzGVo We start use the 2009,now we have 6set working in our customer's mining site,perfect machine with reasonable price. ... High quality Mining Tool YT28 YT29A Hand Held Pneumatic Air Leg Rock Drill For Sale Pneumatic Air Leg Rock Drill is a high efficiency air leg rock drill machine, It is widely used for blasting ... doOH8qHUN5wv bench and secondary drilling, plus drilling for smooth blasting. Thanks to the robust rifle-bar rotation mechanism and high impact energy for drilling in hard rock. The lightweight RH 571 is perfect for smaller jobs. The RH 658, slightly heavier and more powerful, is suitable for deeper drilling. The RH 572Ebines light weight vs5Bsq3Msabu
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