Materials: Suitable for hard materials such as granite, reinforced concret, ferrogres, klinker and all kind of construction materials. Top quality disc, performing superior speed and cutting capacities for all kind of construction and stone materials. Description: 1. Features Titanium coated diamonds for improved adherence of diamond to the metal bonding mix. Guaranteed fast cutting on highly hard materials. 2. The pierced plate provides an excellent disc cooling reducing overheating. 3. The castellated segment front allows a fastest start and easier cut.