Buffing Polishing Wheel 8" (20.32cm) x 5/8"(1.58cm) Arbor Soft(60Ply) Fine(60Ply) Medium(40Ply) Coarse(3/5" (1.52cm) Thick）Rough(3/5"(7.62cm) Thick) for Bench Grinder - 5 Pcs

This buffing wheels is good ideal for polishing a rusty metal,It comes in 5 grit for your diffrent purpose.
buffing wheels include:

8 inch(20.32cm) loose buffing wheel 60 ply ×1, 5/8(1.58cm) center hole
8 inch(20.32cm) white cotton buffing wheel 60 ply ×1, 5/8 inch(1.58cm) center hole.
8 inch(20.32cm) yellow buffing wheel 40 ply ×1, 5/8 inch center hole.
8 inch denim buffing ...