Ludwig Precision Heavy-Duty Aluminum T-Square for Art, Framing & Drafting, 24-inch

Ludwig Precision Standard Aluminum T-Square for Art Framing and Drafting, 18-inch

Ludwig Precision Heavy-Duty Aluminum T-Square for Art Framing & Drafting, Silver, 36-inch (2 Pack)

Ludwig Precision Center-Finding Aluminum Straight Edge Ruler, 24-INCH, Silver

Ludwig Precision Heavy-Duty Aluminum T-Square for Art, Framing & Drafting, 18-inch

Ludwig Precision 48" Center-Finding Aluminum Straight Edge, 81248

Ludwig Precision Standard Aluminum T-Square for Art Framing & Drafting, 24-inch

Ludwig Precision Heavy-Duty Aluminum T-Square for Art, Framing & Drafting, 30-inch

Ludwig Precision 48" Cork-Backed Aluminum Straight Edge, 81148

Ludwig Precision Standard Aluminum T-Square for Art Framing and Drafting, 48-inch