Stained Glass lead cement Putty Black - 1/2 pint (1LB): A pre-darkened putty designed specifically for the stained glass trade. Use with zinc, lead, brass or copper came. Whiting Powder(1 lb) - Whiting powdered cleaning agent removes excess flux, oil, cement, and other residue from stained glass projects. Cleans up and absorbs putty from leaded glass panels. Large Cement Brush -Large hand scrub brush. Filled with palmyra.