HTS 103R1 12" / 305mm Dual Sided SAE & Metric Stainless Steel Ruler SAE: 1/10", 1/16", 1/20", 1/32", 1/50", and 1/64" increments Metric: cm, mm, and .5mm increments Can be hung on a nail or thumbtack Strong stainless steel construction Overall dimensions: 13" x 1" x .36"