Jonard Tools Multi-flex Oscillating Tool Attachment in the Oscillating Tool Attachments department at Lowes.com
Dremel Universal Grout and Tile Oscillating Multi-Tool Set (3-Piece) MM515U - The Home Depot
Fein StarLock Carbide Oscillating Saw Blade - Extra Thin for Removal of Defective Tile Grout and Making Cuts in Plaster - Fits Most Multitools - 63502125210 - Amazon.com
Multi Tool Blades Tile Blades
4Pcs Oscillating Multi Tool Saw Blade Set Carbide Blade Metal Cuts In Tile Concrete Stone For Dewalt Makita Black & Decker Ryobi - AliExpress
DEWALT Oscillating Fast Cut Carbide Grout Removal Blade DWA4220 - The Home Depot