This Steel Sheet With Lock-Forming Qualities Is Designed For Easy Bending And Forming. Continuous Hot-Dip Zinc Coating Can Be Formed Without Flaking Or Peeling. Meets Astm Specification A653. This steel sheet with lock-forming qualities is designed for easy bending and forming. Continuous hot-dip coating can be formed without flaking or peeling. Made of steel. Galvanized finish. National catalog model No. 4072BC. No. N316281: Dimensions: 18" x 12", Thickness: 26-ga, Material: Steel, Finish: Galvanized, Pig Quantity: 1 No. N316299: Dimensions: 24" x 12", Thickness: 26-ga, Material: Steel, Finish: Galvanized, Pig Quantity: 1 No. N215772: Dimensions: 24" x 24", Thickness: 26-ga, Material: Steel, Finish: Galvanized, Pig Quantity: 1 No. N341511: Dimensions: 30" x 24", Thickness: 28-ga, Material: Steel, Finish: Galvanized, Pig Quantity: 1.