Ruler, 450 mm, hardened and Ruler has a non-glare satin finish with micro fine graduations etched on surface in increments of .5 mm on top edge and full millimeters on the bottom edge.
150 mm & 300 mm long: 13 mm (0.5″) wide
450 mm long: 19 mm (0.75″) wide
Material: Hardened and tempered stainless steel
tempered Stainless Steel Other Sizes Available