Stage 1: Begins the sharpening process with a Sapphirite coarse-grinding wheel to create the proper angle.
Stage 2: Continues sharpening with a Sapphirite medium-grinding wheel that gives the blade a precision edge.
Stage 3: Completes the process with an extra-fine-grit ceramic wheel that polishes the blade to an exact, razor-sharp edge. More at [ Ссылка ].
