Amazon.com: WORKPRO 5 Pack Zirconia Flap Disc, 40 Grit, Angle Grinder Sanding Disc, 4-1/2 inch Grinding Wheels, Flap Wheel Type#27 for Metal Grinding, Blending and Smooth Finishing : Industrial & Scientific
Amazon.com: 10 Pack 4.5'' x 7/8'' Premium High Density Calcined Aluminum Oxide Flap Disc 120 Grit Type 29 Angle Grinder Sanding Disc Abrasive Grinding Discs Bevel Type Grinder Wheel for Grinding Metal