IVY Classic 41308 Swift Cut 9-Inch x 1/4-Inch x 5/8-Inch - 11 Threaded Arbor， Masonry Depressed Center Wheel With Hub for Grinders， 1-Piece</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Designed for consistent， all purpose grinding of brick， concrete block， slate， tile and other masonry products， Swift Cut (Registered Trademark)</li><li>Resin bonded Silicon-Carbide grain for faster grinding， Type 27 blade - for grinding only</li><li>Blade double reinforced with fiberglass mesh for durability and safety</li><li>Arbor reinforced with metal for extra strength</li><li>Diameter: 9-inch， Width: 1/4-inch， Arbor: 5/8-inch - 11 thread， Max RPM: 6，600</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/51obuJY4WFL.jpg' noproxy></br>