Made from Carbon Steel All Rules Fully Hardened and Tempered Precisely Etched, then Black Filled for Readability Any Graduations Available by Special Order Chrome Finish Chrome-plated Carbon Steel offers Superior Wear Resistance and Long-lasting, Crisp Graduations
6" (width 1/2" thickness 1/64"), 12" (width 1/2"thickness 1/64"), 18" (width 3/4" thickness 1/50"), 24" (width 3/4" thickness 1/50"), 150mm (width 1/2" thickness 1/64"), 300mm (width 1/2" thickness 1/64"), 450mm (width 3/4" thickness 1/50"), 600mm (width 3/4" thickness 1/50")