18" Aluminum Straightedge Fairgate Ruler Graduated 8th & 16th Per Inch

Straightedge Aluminum 18" - Made of hardened aluminum, distinctly calibrated in black with graduations on one edge in 16ths and the opposite edge in 8ths. Featherweight and strong, these rules are 1/32 inch thick and semi-rigid for flexible use. Non-rust matte finish with hanging hole at one end. Cork back to prevent sliding.