Century Drill and Tool 75503 4 1/2-Inch X 1/8-Inch Masonry Wheel<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Silicon carbide grit and premium resin bond for professional results</li><li>For use on concrete， brick， cast iron and other masonry materials</li><li>Fiberglass reinforced for safety and increased durability</li><li>Available in 1/8-inch and 1/4-inch thickness for all cutting and grinding applications</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51b0nXRRULL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/61U%2B6GdNDyL.jpg" noproxy>