Black Framing Ruler, The Shorter Leg Measures At 8 Inch Outside And 6.5 Inch Inside Longer Leg Measures At 12 Inch Outside And 11 Inch InsideThis L Ruler Includes Imperial Units On One Side With 1/16-Inch Graduations And Metric Units On The Other Side With mm GraduationEasy To Read Markings With Bright White On Black DesignHigh-Quality L-Ruler, Carbon Steel Material Sturdy And Durable Against RustingIdeal For Carpentry Applications In Framing, Roofing, Stair Work, In Making Layouts And Patterns - Can Also Be Used As Straightedge For Determining Flatness Of A Surface