Feature: 1. Sturdy And Robust: This triangle square carpenter tool is made of excellent engineering plastic plate material, which is sturdy and abrasion resistant, not easy to be damaged, and has a long service life. 2. Good Insulating Performance: This woodworking triangle ruler has perfect insulating performance, which can effectively prevent current conduction, so as to realize safe and accurate measurement, and safe and reliable. 3. Double Sided Engraving: This woodworking triangle carpenter square ruler features double sided engraving, with clear scales, easy to read, beautiful, and allows for accurate measurements. 4. Multifunctional: This carpenter square layout tool is multifunctional and can be used as both a locating triangle and a marking ruler, serving a dual function to simplify your woodworking projects. 5. Compact And Lightweight: This square ruler is small and lightweight, it is a must have tool for your accurate measurements outdoors, its lightweight design ensures that you can carry it with you easily, perfect for use anytime and anywhere. Specification: Item Type: Woodworking Square Ruler Material: Engineering Plastic Plate Size: Approx. 50 x 30cm / 19.69 x 11.81in Specification: Semi Circular . Package List: 1 x Woodworking Square Ruler 1 x Screw 1 x Nut 1 x Slider