Get your semi truck Ready for the Road Ahead™ with a smooth and clean external surface, with the 3M 2" Roloc™ Surface Conditioning Disc. To quickly polish the surface of steel, nickel, aluminum, or titanium, this replacement disc spins at a rapid pace while attached to a tool. Fashioned with a quick and easy attachment piece for rapid removal. FleetPride is your First Click in Heavy Duty®.