4pcs DIY Wooden Protractor Set 0-180 Degrees Unfinished Angle Measuring

Precision engineering: ensures accurate angle measurements, helping students build precise models, diy protractor 0-180 degrees, rotary protractor; Accurate angle measurement: assists students in precise model construction, enhancing accuracy and efficiency, woodworking protractor, measuring tools; Creative stimulation: encourages creativity and spatial imagination, ideal for school science education activities, math protractor, general angle measuring tool; Convenient protractor: compact and portable, ideal for outdoor lessons or home-based projects, circle maker drawing tool, small protractor; Adjustable ruler protractor: besides angle measurement, it serves as prop to inspire scientific curiosity, drafting tools, woodworking square ruler

What's in the box
4 x Wooden Protractor Set