{HEAD ~ Branch cutter} 6, wherein {TAIL ~ said flat surface} is made of a material which is substantially softer than said cutting edge 
wherein
{ HEAD ~ Branch cutter } 6 , wherein { TAIL ~ said flat surface } is made of a material which is substantially softer than said cutting edge
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH