Posted by Wilson hong on September 12, 2012 at 04:56:14:
WHY THIS formula 2.8647890xsin/MnxZ1=? also can not cutting the helical.to cut RH helical the different change gear: a ,b,c,d or this a ,z,b,c,d??? any one know this machine how to work helical please tell me ......thank .TOP URGENT!!!!!!!!!!