The cutting member may include {HEAD ~ a plurality} of discs that are rotatable relative to {TAIL ~ the housing} 
The cutting member may include { HEAD ~ a plurality } of discs that are rotatable relative to { TAIL ~ the housing }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL