1) Material: Iron, Steel; 2) Surface Finish: zinc plated; 3) Size: 2.5", 3.5", 4.5", 6" Product Information:1) Material: steel, iron2) Size: 2.5", 3.5", 4.5", 6"3) Surface finish: zinc plated4) Packing:Inner packing: inner boxOuter packing: cartonor as per customer's request Heavy-Duty Hasp&staple