RYOBI introduces the Rotary Tool 37-Piece All-Purpose Kit. This set includes options for carving, engraving, cleaning, polishing, and grinding options. This set contains Interchangeable Bit Bars. These bit bars are interchangeable with drill drive cases as well as the RYOBI Link Storage System. These accessories offer universal fitment and are compatible with any rotary tool including Dremel. Expand your hobby and maker capabilities with these RYOBI accessories.