6 Metal Building Materials - Namely, Concrete Forms, Form Ties, Locking Brackets, Panels, Angles, Corners, Hinges, Form Braces, Column Clamps, Stiff Back Clamps, Scaffold Brackets, Breakaway Corners, Curved Rails, Form Connecting Angles, Support Gang Form Brackets, U-Clamps, Pick-Up Loops, Hold-Down Clips, Form Braces, Collapsible Crypt Forms, Drill Stands, Gang Form Support and Scaffold Bracket Adapter, Form Puller, and Window Well Grates