✔Size - 2pcsDiameter:9", Thickness of segment:2.6mm,Height of segments:8mm,5/8"-11 Flange,Grit:#40/50,Recommended RPM:4000,Max RPM:6500 ✔Machine -- Angle Grinders with 5/8 thread ✔Save time and Money--With Slant protection teeth design can prolong life and improve sharpness ✔Wide Applications --General purpose blade recommended for dry or wet cutting of general building materials such as Concrete,Ceramic Porcelain Tile,Granite,Marble,Masonry,Paver,Quartz /