A combination grinding machine grinds a plurality of axially arranged portions of a workpiece by {HEAD ~ use} of a grinding wheel supported rotatably on a first wheel head and {TAIL ~ a superfinishing wheel} supported rotatably on a second wheel head 
A combination grinding machine grinds a plurality of axially arranged portions of a workpiece by { HEAD ~ use } of a grinding wheel supported rotatably on a first wheel head and { TAIL ~ a superfinishing wheel } supported rotatably on a second wheel head
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH