360° Protractor 50 Pack, 4 Inch Clear Plastic Circular Protractor, Double Scale Inch & Centimeter, Math Geometry Drafting Measuring Tool for Students Office

아마존 달러(USD) 가격을 각 날짜의 환율로 원화 환산해 표시합니다. 현재 환율 $1 = ₩1,460 (2026-07-27 기준)

상품 특징

• 50 Pcs Bulk Pack - Comes with total 50 pieces 4-inch circular protractors, sufficient quantity for group use, classroom distribution and daily replacement, cost-effective for school and office bulk supplies. Light blue color protractor and light red color protractor, 2 colors are sent randomly .
• 360° Full Angle Scale - Adopts 0-360 degrees bidirectional scale design, can measure all angles including angles over 180°, break the limitation of traditional half-circle protractors.
• Dual Scale Design - Built with inch and centimeter double scales, clear printed markings are not easy to fade. Transparent body will not cover drawings, convenient for quick and accurate reading.
• Sturdy Plastic Material - Made of high-quality transparent plastic, lightweight, flexible and crack-resistant. Smooth polished edges ensure safe use for kids, students and teachers.
• Wide Practical Uses - Ideal for geometry learning, math homework, architectural drawing, engineering design and daily angle measurement, perfect back to school study accessories.