... 2 it suitable for different shape workpiece,like external,internal,Cross section,Curved surface sphere,,ect.3.it suitable ... in all kinds of machine tools,like lathes,grinding machine,boring machine,milling machine,planning machine,spherical lathe and CNC machine tools,ect, just ... mirror surface finishing equipment:It can replace the ginding machine;It suitable for Sphere,Hole,Cylindrical,Cross section, ...