Super abrasive leads are used as and pencil and allow to create light to medium grays (to be used preferably on well polished plates). Conversely, they allow you to scrape like a scraper to erase existing elements. Available in grit 80 to 1200. Lead length approximately 50mm (half samples), gradually wear out with use.
The rubberized abrasives are more flexible and soften the gradations. Unlike abrasive leads, is not a substitute for the scraper. Diameter 3mm and length 22mm. 4 grits available.
In the proposed handles, you can also use steel brush
Universal 3mm handle for super abrasives leads, rubberized abrasive or steel brush.
Square section 2mm Abrasives leads for 3mm universal handle Lenght about 50mm