Small and portable: It is small in size, easy to carry, and can be used for drawing at any time. It doesn't take up much space whether placed in a pocket or tool bag. Precise drawing: It can accurately draw various shapes such as circles and straight lines, providing precise lines for drawing. Ensures that each drawing can achieve high accuracy. Applicable to woodworking: It is a very practical tool for carpenters, which can help them measure and draw accurately, and provide solid support for the creation of exquisite wood products. Multiple functions: It integrates multiple functions such as a drawing compass, ruler, drawing ruler, circle scriber, and scriber to meet different drawing needs. Easy to use: No complicated operating skills are required and it is easy to use. Both professional draftsmen and beginners can easily use it to improve drawing efficiency.