Norton Abrasives - St. Gobain 43585 Gemini Fast Cut Aluminium Oxide Abrasive Type 27 Grinding Wheel, Depressed Center Wheel, Max 13,580 RPM, 5/8"-11 Hub, 4-1/2" Diameter x 1/4" Thick (Pack of 10):
Cutting aluminium: why do we need special aluminium cutting discs? - YouTube
Aluminum cutting disc - ALU series - Camel Grinding Wheels - aluminum oxide / for manual grinders
4-1/2" X .04 X 7/8" T1 Thin Cut-off Wheel For Aluminum Cutting Discs (25 Pack) - Benchmark Abrasives
Cut Off Wheels and Grinding Discs | CGW
WALTER SURFACE TECHNOLOGIES ALU 4.5 in. x 7/8 in. Arbor x 1/4 in. T27 GR A-24-ALU Grinding Wheel for Aluminum (25-Pack) 08L450 - The Home Depot
CORTOOL Diamond Cut Off Wheels 4 1/2 Inch, Diamond Metal Cutting Disc for Angle Grinder 4.5-Inch 7/8-Inch Arbor (Continued) - Amazon.com