For scraping on windows, frames and mouldings with different inverted radii.Made of cemented carbide with superior sharpness, for scraping on wood, metal or concrete.Can be turned 360° in the handle to find different radii or sharp points.Outer diameter on round section is 17 mm/2/3".Blades for the 625 ERGO™ scraper.Cemented carbide blade lasting up to 50 longer than conventional steel blades