... .grinding the saw blade's top teeth,teeth bevel,bevel gear. Round Saw Blade Knife Grinder Model GD-127B Feature: This machine ... mainly used for grinding carbide cutting saw blades's ... top,teeth bevel, bevel gear. Parameter: Diameter of grinding Saw blade:Φ105~Φ630mm Applicable Grinding Saw Blade Aperture:Φ20, Φ22, Φ25.4,Φ30, ...