Features1Smooth design, each edge and corner of the ruler body and ruler base are polished by a special process, so that it is smooth and does not hurt your hands. 2Adopts high?quality aluminum alloy material and thick design, with high corrosion resistance and oxidation resistance, high hardness and durability. 3The scale is clear, the metric and inch double scales, the writing is clear, the reading is clear and not easy to wear. 4It can be used for measuring the height, easy to use, easy to handle without damaging the edge. 5Essential tool for home builders, DIYers, carpenters, artists and hobbyists, very useful for machine setup.SpecificationItem Type: Triangular RulerMaterial: Aluminum AlloyColor: As shown in the pictureProduct Overall Size: Approx.68x14.5x95mm/2.68x0.57x3.74inLarge Hole Diameter: Approx.22mm / 0.87inSmall Hole Diameter: Approx.10mm / 0.39inWeight: Approx.118g/4.2ozApplication: Metric and imperial woodworking ruler DIY enthusiast hand toolPackage List1 x Triangular Ruler