Dremel Universal Dual-Interface blades require no adapter. The unique interface fits any oscillating tool except those with Starlock interface. This 3pc set, (1) 1/16 U2 Grout Blade, (1) U2 Flexible Scrape and (1) Diamond Paper, includes all necessary accessories to complete tile replacement projects. Remove caulk, coats of peeling paint and other soft adhesives with the flexible scraper. Remove grout between wall or floor tiles for repair, remodeling or restoration work with the grout removal blade. Remove paint or oil stains from driveways, remove excess mortar from bricks, and rust from patio furniture; rough grinding, shaping and smoothing of masonry, stone, cement and mortar with the diamond paper.