A cylinder gauge capable of comparing and measuring {TAIL ~ a diameter} of a hole of {HEAD ~ a workpiece} 
A cylinder gauge capable of comparing and measuring { TAIL ~ a diameter } of a hole of { HEAD ~ a workpiece }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD