The Steel Works Solid Plain Metal Sheets have applications for gutter repair, auto repair, flashing, and duct work. These sheets have a cold rolled steel finish making them weldable and ideal for repairs or fabrication. Available in several sizes. Tip: ga Brand Name: Boltmaster Width: 12 in. Finish: Uncoated Material: Steel Product Type: Weldable Sheet Packaging Type: Bulk Number in Package: 1 pk Usage: Truck/auto body, duct and gutter repair Thickness: 16 Ga.