Features High Quality Materials: Aluminum alloy drawing compasses, red paint and white digital scales, beautiful and advanced, good corrosion resistance. Adjustable: This aluminum alloy woodworking drawing compass has metric and imperial double scales for easy adjustment. Easy to Use: The fixed pen can be placed at the end of the main body and stored, which is convenient to use anytime and anywhere. Easy to Draw: This woodworking drawing compass draws compasses, used for repeated measurement or drawing arcs and circles, which is easy to carry. Purpose: It is a professional woodworking compass suitable for woodworking, industrial drawing, and engineering decoration design. Specification: Item Type: Compass Material: Aluminum Alloy Radius Range (in): 1~4 1/2 Scope of Application: Woodworking, Decorative Design, Industrial Drawing Package List: 1 x Compass Package List 1 x Compass