... easily; 2.Suitable for different shapes,such as cylindrical,internal,screw rod,curved and spherical,ect; 3.Suitable for all kinds of ... as lathe,grinding machine,boring machine,milling machine,planning machine,spherical lathe and CNC machine tools,ect, just only change the ... ,never remove any materials from the surface. JINGTA JTSU30-1 Cylindrical Superfinishing