Preferably the apparatus provides a plurality of {HEAD ~ tool holders} for mounting {TAIL ~ the machining tools} ranging from coarse to fine at successive work stations, the workpiece or each workpiece being moved to the successive work stations in sequence 
Preferably the apparatus provides a plurality of { HEAD ~ tool holders } for mounting { TAIL ~ the machining tools } ranging from coarse to fine at successive work stations , the workpiece or each workpiece being moved to the successive work stations in sequence
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH