Tungsten carbide planetary pin cutters are made to fit your Edco traffic-line removers. Sold in sets of three (3), SMITH eraser cutters contain a thick, long-lasting cutter pin and body. They are also assembled with the  sealed ball bearings. Best for thick film removal, thermoplastic markings and traffic paint removal without grooving or undulations, as well as smoothing down high spots on concrete or asphalt surfaces.