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