Small and portable: It is small in size, easy to carry, and can be used for drawing at any time. It does not take up much space whether it is placed in a pocket or a tool bag. Precise drawing: It can accurately draw various figures such as circles and straight lines, providing accurate lines for drawing. Ensure that every drawing can achieve high accuracy. Applicable to woodworking: It is a very practical tool for woodworkers, which can assist them in accurate measurement and drawing, and provide strong support for creating exquisite wooden products. Multiple functions: It integrates multiple functions such as drawing compass, ruler, drawing ruler, circular scriber and scriber to meet different drawing needs. Easy to operate: No complicated operating skills are required, and it is easy to use. Both professional draftsmen and beginners can use it easily to improve drawing efficiency.