Dremel MM300 Dremel Accessory Adaptor The product is Multi Max Univ Adapter Easy and simple use kit The product is manufactured in China Multi-Max Universal Adaptor allows Multi-Max accessories (excluding Multi-Flex) to fit all current oscillating tools in the market (Fein, Rockwell, Bosch, Craftsman, Rigid, and Masterforce) Pin Fit adaptor keeps accessory from sliding or loosening during use Allows other oscillating tool brand owners to use Dremel Quality Accessories