Features and Benefits:�Adapter For Use With Dremel Oscillating Multi-Tool Models MM45 and MM50�Provides More Secure Fit on Dremel Oscillating Multi-Tool Clamping Bolt�Raised Adapter Shape For Easy Installation and Removal�Made From Steel�Protective Black Oxide Coating�Replacement Adapters In Case You Lose The Included Adapter With Your Milwaukee® OPEN-LOK™ Blade Purchase�Not Required for Any Additional Brands or Models�Not Compatible with Starlock�Designed and made in the USAThe MILWAUKEE® OPEN-LOK™ Blade Adapter 5 Pack is for Dremel Multi-Tool Models MM45 and MM50. The adapter is only needed for use with the Dremel Brand multi-tool models MM45 and MM50. It is not required for any additional brands or models. The raised adapter shape design allows for easy installation and removal. This Multi-Tool Blade Adapter is designed and made in the USA.