Patent ID: 7634897

Claim:
A rotary cutting machine comprising: a cylindrical element rotatable about a longitudinal axis of said cylindrical element; a plurality of cutting teeth mounted to said cylindrical element, each of said cutting teeth being removably fastened to said cylindrical element; and each of said cutting teeth having opposed first and second cutting faces respectively disposed on oppositely facing front and rear sides of the tooth, the first and second cutting faces being spaced apart along a central tooth axis extending between the first and second cutting faces on the front and rear sides, each of said first and second cutting faces at least partially defines more than two cutting edges, said cutting teeth being reversible by 180 degrees about a transverse tooth axis to dispose a selected one of said first and second cutting faces in an operable cutting position when mounted to said cylindrical element, the transverse tooth axis being substantially perpendicular to the central tooth axis extending between said first and second cutting faces.