Superior Pads and Abrasives BP45 4.5 inch Angle Grinder Backing Pad for Resin Fiber Disc with 5/8 inch-11 Locking Nut: Amazon.com: Tools & Home Improvement
DIABLO 4-1/2 in. x 5/8 in. 50-Grit Grinder/Sander Conversion Kit DCP045VGPS01G - The Home Depot
Pomsare 5 Inch Hook and Loop Backing Pad with 50PCS Sanding Discs, Angle Grinder Attachments with 5/8-11 Threads, Sanding Pad for Wood Sanding Buffing Polishing(80/120/240/320/600 Grit) - Amazon.com
1Pcs 125mm M14 Thread Backing Pad For 5 Inch Sander Polishing Machine Sanding Disc Angle Grinder Polisher Backing Pad - AliExpress
VEVOR VEVOR Wet Polisher Grinder, Variable Speed 8 pcs Kit, Extra 4" & 5" Diamond Polishing Pads , Buffing Machine w 59" Pipe Adapter & Splash Shield, Concrete Stone Tool for Granite/Marble