TWO PACK - Two double-sided 12 inch/30 cm T-rulers in a clear protective sleeve DURABLE - Powder-coated black carbon steel with laser-printed measurements. DUAL MEASUREMENTS - Ruler has one side in standard English/Imperial units (inches in 1/16" increments) and one side in metric (cm in 1 mm increments) SIZE - 8.25" x 13.5" x 0.7" thick; "T" SPECS (IU) HORIZONTAL: Top outer edge, left to right: 0" to 8"; Top interior edge, left to right: 3" to 0" and 0" to 3"; VERTICAL: Left edge, top to bottom: 0" to 12"; Right edge = mirror of left. VERSATILE - Measurements along 3 outer sides and 2 inner sides of the "T" for added L-square use (right angles); Use for drafting, drawing, crafting, heat transfer 2 Pack durable powder-coated carbon steel with laser-printed measurements on both sides, one side in Imperial units (inches) and the other side, metric (cm). Sized at 8.25" x 13.5" and 0.7" thick. Measurements of 8" along the horizontal plane and 12" along the vertical plane. Measurements along interior sides of the "T" for use as L-Square to plot right angles. Use for drafting, drawing, crafting, heat transfer, and more.