Description Norton Silversmith file sharpening stone uses premium silicon carbide abrasive and smooth cutting aluminium oxide abrasive for general sharpening of cutting tools and when close tolerance is important. It produces the finest edge possible and a highly polished finish. Benefits: Aluminium oxide abrasive produces a strong, keen, long-lasting edge and are the choice for the best blend of cut rate and finish. These aluminium oxide precision-shaped stones are designed for use by silversmiths and mechanics for close tolerance lapping, touching up instruments and for cleaning tools and dies. Fine if preferred for producing sharper than average edges on woodworking tools, gouges, reamers, taps, auger bits and twist drills. The use of oil with sharpening stones enhances the sharpening action and minimize the clogging of the stone’s surface.
