... Engine Oil Saving Air Compressor Application: Mining, Ore, Factory, construction, industry etc.Mining: air compressor work with rock ... sand blasting, dust cleaning, waving, etc. Construction: air compressor work with jack hammer. rock drill, drill rig. ... -2Air Compressor HS CODE: 8414809090Cummins Engine, let direct driven diesel air compressor oil saving.Air Compressor Working Two Air Comrpessors ...