Amazon.com: SALI 10 Pack 4 Inch Grinding Wheels for General Purpose Metal & Stainless Steel, Aluminum Oxide Grinding Disc for Angle Grinder, Depressed Center 4" * 1/4" * 5/8"(100 * 6.0 * 16 mm) : Industrial & Scientific
Amazon.com: 50 PCS Cut Off Wheels LEILUO 4-1/2 x 1/24 x 7/8 inch Angle Grinder Cutting Wheel Ultra-Thin Cutting Disc for Metal Stainless Steel Aluminum Iron : Industrial & Scientific
Amazon.com: LIZMOF Grinding Wheels 4-1/2 x 7/8 Inch for General Purpose Metal & Stainless Steel, Aluminum Oxide Grinding Disc for Angle Grinder, Type 27, 10 PCS : Industrial & Scientific
DIABLO 4-1/2 in. x 1/8 in. x 7/8 in. Dual Metal Cutting and Grinding Disc with Type 27 Depressed Center (10-Pack) DBD045125X01F010 - The Home Depot
4-1/2" x .045" x 7/8" Aluminum Cut Off Wheels Type 1 Discs - 25 Pack
DIABLO 4-1/2 in. x 0.040 in. x 7/8 in. Thin Kerf Metal Cut-Off Disc DBD045040101F - The Home Depot
4.5" x 7/8" Load Resistant Flap Disc for Aluminum T27