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