C6 Good Quality Pneumatic Chipping Hammer potable cheap industrial pneumatic chipping hammer good design,enjoy great popularit C6 Pneumatic Shovel,Air Shovel ... Impact energy(J)Impact frequency (Hz)It is used our pressure(Mpa)CZ22702≤710≥2≥65 0.63 C43254.8 ... for shoveling and cutting various metals in the industry like boiler, shipbuilding, metallurgical, etc., in particular, for a variety of irregular ...