Aluminum alloy woodworking marking gauge scale arc drawing ruler. 0-360 arbitrary angle, easy to measure. Laser engraving, clarity, high precision, suitable for professional painting. of the main body can receive a fixed pen and can be carried around. Woodworking round ruler is small in size, easy to carry and practical. Scope of application: woodworking use, decorative and industrial drawing. Name: Adjustable Drawing Compass Colour:red Material:Aluminum alloy Package Contents: 1 x Adjustable drawing compass 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. Woodworking round ruler is small in size, easy to carry and practical. Scope of application: woodworking use, decorative design and industrial drawing. of the main body can receive a fixed pen and can be carried around. Laser engraving, clarity, high precision, suitable for professional painting. Aluminum alloy woodworking marking gauge scale arc drawing ruler. 0-360 arbitrary angle, easy to measure.