The CYCLONE PORCELAIN TURBO BLADE by Diamax is designed for Porcelain and ultra-compact material. Use WET or DRY. SIZE: 10". ARBOR: 1″ – 7/8″ – 5/8″. RPM: 6,100. The new mesh turbo rim minimizes heat caused by friction. Cooler rim temperatures increase life and speed of your cut. New diamond bond makes this the best continuous rim ever. 60 mm to 1″ Arbor reducer bushings available for larger blades.