{TAIL ~ A typical laser hole} has {HEAD ~ a burr} and dross at the edge of the hole opposite the laser  
{ TAIL ~ A typical laser hole } has { HEAD ~ a burr } and dross at the edge of the hole opposite the laser
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH