Faster Cutting, Longer Lasting Treated Buffs - Our new line of treated buffs work faster, longer than non-treated buffs. Suitable for faster material removal, these wheels take the place of standard mini buffs. Used with Stainless Steel Compound (13001) or Tripoli Compound (13135). Great on hard or soft metals! This set includes 4 each of the 1in., 1-1/2in. and 2in. Treated Mini Buffs.