1.Multifunctional carpenter positioning ruler, accurate measurement, saving time and effort 2.Aluminum alloy high hardness / corrosion resistance and oxidation resistance-compact structure-easy to use 3.Clear precision and accuracy, reading helps accurate measurement and durability 4.Frosted process and clear scale. Clear frosted process scale, not easy to be blurred 5.Easily measure the 45/90/135 sliding mark left and right at different angles Name:Color of multifunctional three-dimensional positioning ruler :Measuring and positioning auxiliary ruler Weight:95.39g Frosted process, high hardness and durability. Clear and easy to read, elegant appearance Product features:There is no need to turn over during measurement, just slide to mark left and right 45, 90or 135 Colour:Silver Material:Aluminium alloy Size:Outer board length:17X6cm/11.5X7.3cm Package Contents: 1 * Woodworking ruler Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.