I tried a 3M Cubitron flap disc for the first time last week and it worked great. It really does cut 3x-4x faster than my cheap-o wheels. Soft edges made it e

I tried a 3M Cubitron flap disc for the first time last week and it worked great. It really does cut 3x-4x faster than my cheap-o wheels. Soft edges made it easier to blend then my hard grinding wheels.