The CorePlus Mortar Raking Diamond Blade has hard 10mm tall segments specifically designed for removing a range of mortars prior to pointing. A precision-engineered high-grade steel tensioned core ensures that the blade spins true. It features a long-life bond formula specially composed for mortar raking. There is also a high concentration of premium-grade diamond within the bond. Manufactured to EN 13236 quality standard.The CorePlus MR125 Mortar Raking Diamond Blade has the following specification: Diameter: 125mmBore: 22.23mmSegment Height: 10mmSegment Width: 6.4mmPTDCORDBMR125