Gritomatic Sharpening Stones are used for sharpening knives using Hapstone or Edge Pro sharpeners

There is no difference

Shapton Pro stones are preliminarily lapped and do not require lapping after purchase

focusing on the values of the protractor

T2 5 stones T2 150

curved metallic bonded diamond for edge pro Grit:240 Gritomatic Sharpening Stones are usedCurved Venev Bonded Diamonds are used for sharpening inwardly curved blades on Hapstone knife sharpeners. Diamond sharpening stones offer excellent performance in sharpening knives of any steel. The working surface is curved. Curved diamonds are designed to sharpen kukris, karambits, hawkbills, scythes and any type of recurved blades. Curved Diamonds consist of a 2 mm thick diamond bearing layer on a metal base. The diamond bearing layer contains