Stained Glass Putty, Whiting Powder & Cement Putty Brushes Stained Glass lead cement Putty Black - 1/2 pint (1LB) Whiting Powder(1 lb)-1 LB Whiting Powder will be packaged in a bag. Large Cement Brush - Block size: 1" trim, 7-1/4" x 2-1/4"