KUM 400K Single Hole Wedge Sharpener

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Single hole thin wedge profile sharpener from KUM. All KUM sharpeners are equipped with ultra hard (65 hrc) and razor sharp high carbon steel blades. These blades are harder than b all bearings or any high quality knife. This is needed because pencil leads are made of a mixture of graphite and various types of clay, which are extremely hard. Each blade is razor-sharp. Show more