Diamond blade fine roughing vdf ø100 mm pro. ideal for roughing work on natural stone surfaces and edges, all types of ceramic tiles, paint or resin coatings, vacuum brazed diamond blades are available in two differentgranulometries: coarse and fine. the vdg coarse finish blades facilitate the shaving of surfaces and the moulding of edges to give them the desired shape. they are perfect for the execution of baseboards or mitre tiles in ceramic tiles. in particular, those ofgreater hardness