Rubi J-SLOT-CPX wet cutting diamond blades for porcelain tiles are specially designed to offer the best performance. Because of its slight thickness, the CPX diamond blade by RUBI is not recommended for mitre cuts J-SLOT CPX blades increases the cutting speed in very hard porcelain tiles, while reducing the stresses generated during cutting, thus speed and performance are ensured and straight cuts in porcelain tiles are made considerably easier