921743-5 Milwaukee Angle Grinder Adapter: 5/8"-11 Thread Size, Round with Flats Arbor Shank, High Speed Steel | Imperial Supplies
VISLONE Belt Sander Sanding Belt Adapter Multifunction Mini DIY Electric Angle Grinder Bandfile Belt Sander for 115mm 4.5" and 125mm 5" Spindle Sander with M14 Thread Spindle - - Amazon.com
Angle Grinder Conversion Head Multifunctional Angle Grinder Adapter For Angle Grinder To Electric Saw Modification Accessor Z3r3 - Vise - AliExpress
Yakamoz Drill Angle Grinder Adapter with Flange Nut Parts Set, 6mm and 10mm Drill Arbor Mandrel Adaptor with 3 Set Replacement Grinder Flange Nuts and Spanner Wrench Conversion Tool - - Amazon.com