About This

• School supply kit--it can be used in classroom, office, home or at work, anywhere and whenever you need to use it,multi-functional ruler kit
• Slide ruler for mathematics--with metal scale number, ensure the accuracy, excellent and useful drawing tool you,stationery
• Math tools--it helps you to working efficiency and save time with drawing and measurement projects,measuring drafting ruler
• School stationery--it’s a good helper for artists, engineers, designers, architects, students and others,measuring tool
• Math measuring tool--lightweight and portable, it is very convenient for you to carry with in everywhere you like,school supplies kit