Starlock adapter for compatible blades REVIEW Oslo Tool Adapter starlock plus max - YouTube
Starlock Multitool Adapter™ (Screw-System) - Oslo Tool Company Int.
Multi Tools Shank Adapter For Starlock System Multimaster Power Tools Oscillating Saw Blade Adapter For Starlock Machines To Ois - Power Tool Accessories - AliExpress
Adapter For SCOWELL Starlock Oscillating Multi Tool Saw Blades (P.S only for SCOWELL starlock blades,cann't fit for others|Saw Blades| - AliExpress
Fein MultiMaster Adapter for SuperCut with QuickIn - 8 Star Mounting - 63733005010 - Tools Products - Amazon.com