Technical Jasper Whetstone [4" x 1"]

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Technical Jasper sharpening stones are used for finish sharpening and honing knives on Hapstone and KME knife sharpeners. Technical Jasper is a naturally abrasive material of high density.Technical Jasper is mined in the Ural mountains in Russia. Jasper is a dense, opaque variety of cryptocrystalline chalcedony, contains a significant proportion of Fe-oxides and hydroxides. Jasper does not consist of individual abrasive grains of the same size. A Jasper micro-quartz structure consists of fused crystal grains of different sizes.Technical Jasper stones should be used with honing oil (oleic acid or refined olive oil) as a lubricant.Technical Jasper stones do not have defects, the surface is uniform.Jasper stone does not require any preparations. It is preliminarily lapped to ultra-fine grit.Advantages of aluminum blanks If you accidentally drop the stone, it's less likely you break it; Much longer life span for the stone after multiple flattening and lapping; Easy identification due to laser engraving; Reliable clamping for stones of imperfect shape. Stones mounted on aluminum blanks are thicker than stock KME stones. We recommend using the thickness compensator if you use stones of different thickness.Watch KnifeKrazy YouTube review of the new form-factor. Show more