The interrupted cut design of the turbo blade makes for a clean cut at an affordable cost Our turbo blade cleanly cuts through cement, pavers, concrete with rebar, natural stone, and other tough materials Every Trabo blade is embedded with diamonds for a good cut at and affordable Our 10mm rim results in a long life for the blade Comes complete with ⅞ Inch arbor and a ⅝ Inch brass reducer ring glued to the inside of the package for use on multiple tools Trabo 4 Inch Masonry Turbo Rim Diamond Metal Bond Blade for Cutting Cement, Pavers, Concrete with Rebar, Natural Stone and More, with 7/8 Inch Arbor with 5/8 Inch Reducer Ring for use on multiple tools