Specifications include, but are not limited to: 12' x 8" x 0.080" Aluminum Sign Blanks, Horizontal Dimension, Horizontal Dimension First, Alloy 5052-H38-1" Radius Corners, 3/8" Holes Top and Bottom Center, 1" Down from Top and 1" Up from Bottom, Center of Hole, 12' x 18" x 0.080" Aluminum Sign Blanks, Horizontal Dimension, Horizontal Dimension First, Alloy 5052-H38- Radius Corners, 3/8" Holes Top and Bottom Center, must meet MUTCD Standards, 12' x 6" x 0.080" Aluminum Sign Blanks, Horizontal Dimension, Horizontal Dimension First, Alloy 5052-H38- Radius Corners, 3/8" Holes Top and Bottom Center, must meet MUTCD Standards, 48" x 36" X 0.080" Aluminum Sign Blanks, Horizontal Dimension, Horizontal Dimension First, Alloy 5052-H38- 3" Radius Corners, 3/8" Holes all Four Corners, 48" X 96" x 0.080" Aluminum Sign Blanks, , Horizontal Dimension First, Alloy 5052-H38- Square Corners, No Holes;