Fine Tongde Function: The metric triangular ruler can be used as a protractor, miter, line marker, saw guide and three/meter square, frame square and ruler, which is great for all construction projects and of renovation. Tongdejing-high quality: the joiner's grid is made of high quality aluminum alloy, matte black finish, anti-glare, corrosion resistance, durable, not easy to break.< /p> Tongdejing-Purpose: triangular protractor, suitable for hobbyists, home builders, makers, artists Two kinds of measurement: metric and imperial scales are clear, imperial scales are embossed and ordinary herringbone conversion tables, squares are easy to measure and read. Application: Used for making precise right angles and as a cutting and drawing guide, including preset measurement values , a triangular ruler, a square meter, a protractor, line striper and saw guide, all functions in one tool Scope of delivery: 1 * triangle ruler