Amazon.com: Bosch 1x Universal Adapter (Not for Starlock system, Ø 30 mm, Accessory Multitool) : Tools & Home Improvement
DEWALT 4-Piece Cordless Brushless 20-volt Max Variable Speed Oscillating Multi-Tool Kit Case in the Oscillating Tool Kits department at Lowes.com
Starlock Multitool Adapter™ (Screw-System) - Oslo Tool Company Int.
Ocillating Multi Tools Shank Adapter For All Kinds Of Multimaster Power Tools Oscillating Saw Blades Adapter Not For Starlock - Power Tool Accessories - AliExpress