10 Pieces 1/8″ x 12-1/8″ x 14-1/4″ ALUMINUM 6061 T6 Sheet Plate .125″ Thick You are buying 10 pieces of 1/8″ Thick 6061 T6 Aluminum Plate 12-1/8″ x 14-1/4″ +/-.07″. This plate is not machined flat.