True zero clearance cutting on a commercial scale is provided via {HEAD ~ a cutting area} including {TAIL ~ a sacrifice material} that is relatively softer than the cutter 
including
True zero clearance cutting on a commercial scale is provided via { HEAD ~ a cutting area } including { TAIL ~ a sacrifice material } that is relatively softer than the cutter
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH