Knife sharpening steel

Details Knife sharpening steel Knife sharpening steel

B - Operations, Transporting

24

B

B24B 19/00 (2006.01) B24D 15/08 (2006.01)

Patent

CA 2134011

An improved sharpening steel is disclosed adapted for a manual sharpening of the cutting edge of a knife blade which is held by a blade sharpening angle guide having bearing side faces, with the cutting edge extending a distance outside the guide for being sharpened at a proper angle. The sharpening steel comprises a rough sharpening surface and an additional smooth guiding surface. Instead of the rough sharpening surface of the sharpening steel, the additional smooth guiding surface is provided for contacting the bearing side faces of the guide while the blade cutting edge being sharpened by the rough sharpening surface of the steel when the knife blade and blade sharpening angle guide combination are drawn across the sharpening steel. Therefore, the wearing away of the blade sharpening angle guide is avoided.

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