PORTER-CABLE PC3030 Oscillating Grout Removal Blade N/A Imported Carbide grit coating aggressively removes material such as grout, plaster and other masonry surfaces Tool free fitment allows users to change accessories quick Ideal for removing grout and thinnest from between tiles Carbide grit coating aggressively removes material such as grout, plaster and other masonry surfaces Tool free fitment allows users to change accessories quick Ideal for removing grout and thinset from between tiles