45x13x8 mm coarse-grit abrasive sharpening stone for Rheninghaus slicers and compatibles. This is the stone that sharpens the blade edge in the sharpener unit.

Dimensions. Diameter 45 mm, thickness 13 mm, centre hole 8 mm. Note: this stone is thicker (13 mm) than the Ø45 8 mm ones: check thickness and hole carefully against the stone currently fitted.

Coarse grit. This performs the actual sharpening, removing metal and re-forming the cutting edge; it is normally paired with the fine-grit stone for finishing.

Compatibility. Rheninghaus slicers and compatibles (Swedlinghaus spare parts category) with Ø45 sharpening stone, 13 mm thickness, 8 mm hole. Replace when worn or no longer sharpening.