Naniwa Super Stone S2, 10 000 Grit

210 x 70 x 20 mmThese sharpening stone series is particularly suitable for the final polishing of knife blades. The stones provide a high polishing effect and stay flat for a long time, even though it feels as comfortable as working on soft natural stones. Those series are ideal for sharpening extremely hard low-alloy carbon steels(White and Blue Paper Steel). Before use, soak the stone for at least 10 minutes. Do not keep it in water permanently. White aluminium oxide abrasive.Naniwa has changed the name and the packaging of this sharpening stone series (formerly Super Stone Series). The sharpening stone itself has not been changed.