... Shankeping metal surface polishing machineIt can replace the ginding machine;The sphere,inner circle,excircle all can be processed ... be used in parallel lathe,vertical lathe,grinding machine,boring lathe,facing machine,spherical lathe Improve the metal surface roughness,the ... the same linear velocity speed, meanwhile ShanKePing tools in radial direction of 20000 to 30000 times per second high frequency ...