For cleaning copper tubes and fittings. Nylon will not rust. Can be used wet or dry. Leaves no residue and is long lasting.

DiversiTech® All-Purpose Cleaning Pad, 6-1/2 in Length, 4-1/4 in Width, Applicable Materials: Copper, Nylon Abrasive, Maroon, Additional Information: 3-3/4 in H, Nylon Material

• Easy-to-use