In one aspect, the blade includes {HEAD ~ a distal portion} including {TAIL ~ the plurality} of cutting teeth, a proximal portion, and shank between the distal and proximal portions 
including
In one aspect , the blade includes { HEAD ~ a distal portion } including { TAIL ~ the plurality } of cutting teeth , a proximal portion , and shank between the distal and proximal portions
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH