Alumina with reinforcement not 28 819 proxxoncaracterísticas: The cutting discs are available in Ø 22 x 0.8 thick, and Ø 38 x 1 Thick. Virtually unbreakable, with which are usable with every type of material. Short Alloy steels standards and rustproof, NF metals and even wood and plastics. Shaft of Ø 2.35.