Diamond disc ultra thin TOTAL TAC2182301HT is made of high quality alloy. intended for use on hand-held angle grinders when cutting concrete, granite, marble, brick, ceramic tiles and other hard building materials. The reduced blade thickness doubles the cutting speed. High strength diamond segments for efficient cutting. Specifications: Brand: Total Model: TAC2182301HT Type: Cutting Disc Diameter - 230mm Disk fitting hole - 22.2mm Thickness - 1.6mm For - ceramic, tile, marble, brick Disc type - diamond