Naniwa Advance Super Combination Stone Grit:400/2000 The diamond surface is ground

The diamond surface is ground to be very flat

The Coticule Multiform Stones are of uniform thickness rather than having a tapering thickness likes their cousin the Belgian Blue Multiform Stone

Fine grit diamonds (25 micron/600 mesh) for a razor sharp edge

from the diamond abrasive

Naniwa Advance Super Combination Stone Grit:400/2000 The diamond surface is groundPurchase any 3 Naniwa Advance Super Combination Stones and save 10%! Save 10%! Buy Any 3 Stones and Save 15%! > Splash and Go Combination Stone Naniwa's Advance Super Combination Stones are true splash and go stones. Get them wet and they are ready for use, no soaking required. These resin bonded stones share the user friendly, hard wearing, splash and go characteristics of the Naniwa Advance Super Stones, but with the added convenience of having two