It includes 4 measuring rulers and a leather cases. The sheet metal thickness gauge's compact size (1 inch wide by 2.5 inches long) and keys rings design make it easy to carry and access whenever needed Crafted from stainless steel, this sheet metal gauge measuring tool is resistant to rust and corrosion, designed to provide reliable performance through extended use. The sturdy construction minimizes the need for frequent replacements This metal thickness gauge features double-sided laser engraving with deeply etched black lettering, ensuring that you can read the scales clearly. It can markings remain legible over time, making accurate measurements Nice for a wide range of materials, including iron, steel, leather, paper, and wood, this welding metal gauge helps you measure thickness and wire diameter with precision. It is a practical accessory for welding and various measurement tasks With its friendly design, you can quickly determine material thickness or wire diameter before welding or other tasks. The metal gauge tool simplifies the process, saving time and effort by providing clear Size: 7cmx2.5cm Gross weight: 74g Packing list: 4pcs metal plate ruler + 1pc leather cases Colour:Silver & Black Material:Metal Package Contents: 1 set * metal thickness gauge Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.