Shapton RockStar Sharpening Stones Grit type:4000 5 mm and 1 mm

5 mm and 1 mm scales

The blade is ground at a skew angle of 30° and with a 25° Bevel

Dimensions:253 x 80 x 53mm

a very dense and stable Australian wood

Shapton RockStar Sharpening Stones Grit type:4000 5 mm and 1 mmShapton RockStar stones are made with twice the thickness of the same fused alumina grades as the GlassStone HR series, but without the glass plate substrate. Like the GlassStone HR series these are designed to cut both modern tool steels and high carbon steel very quickly, but wear very slowly, so don't need to be flattened as often as traditional water stones. Unlike traditional waterstones, Shapton glass stones do not require soaking and we