{HEAD ~ The apparatus} includes {TAIL ~ a tube holding mechanism}, a rotating cutting tool and a device for driving the cutting tool 
includes
{ HEAD ~ The apparatus } includes { TAIL ~ a tube holding mechanism } , a rotating cutting tool and a device for driving the cutting tool
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH