The CorePlus Hard Tile Turbo Diamond Blade has an ultra-thin, continuous PleXXus Turbo rim segment for precision chip-free porcelain tile cutting. A precision-engineered, high-grade steel reinforced core centre prevents de-tensioning. There is a high concentration of premium-grade diamond within the bond. The bonded cutting edge also helps to prevent the diamond from getting glazed over in use. Manufactured to EN 13236 quality standard. The CorePlus HT230 Hard Tile Turbo Diamond Blade has the following specification: Diameter: 230mm Bore: 22.23mm Segment Height: 10mm Segment Width: 1.6mm