Graduated Aluminum Straight-Edge Ruler Size: 36" Hardened aluminum construction and a stain-resistant matte finish offer a handsome yet practical design. Clearly marked black graduations in 16ths and 8ths of an inch on opposite edges. Country Of Orgin: US. Dimension: 36"Lx1.5"Wx0.25"H. Weight: 0.32 Lbs.