Helix USA Folding Ruler, 12'''', Stainless SteelFolding ruler folds in half to fit into any tool box or pencil pouch, Engineered hinge allows straight, non-kink lines, Easy-to-read markings on the ruler are printed using an eco-friendly printing process instead of acid etching, Imperial markings are in 1/16'''' increments, and metric markings are in millimeters, 12'''' (30cm) ruler is made of stainless steel and features a cork backing for nonslip grip, SKU: DLRDY064140