Steel for sharpening cutting edges

摘要

Tooling. The sharpening steel is characterised in that the rod consists of a rigid core 5 provided, at least locally, with a covering 6 of ceramic material having a particle size of between 5 and 22 microns and a thickness of between 3 and 8/100th of a millimetre. Application to the sharpening of knives. <IMAGE>