Metal Protractor Set Triangular Geometry Sets Aluminum Alloy Math Ruler Tool for Draftsman 5pcs Protractors Drafting Ruler, Geometric Protractor Measuring Tool for Student School Home Office Engineers

• "【Package Included】You will receive two triangle rulers, a protractor and a 5.9-inch ruler and 7.87-inch ruler. A box is provided for your storage. This set can meet all your daily mathematical measurements.
• 【High Quality】The geometry set for students is made of high-quality aluminum alloy, which has good wear resistance and stability. Compared with plastic materials, aluminum alloy is more durable and not easy to deform after long-term use, giving you a lasting experience.
• 【Precise Scale】Each tool in the set has clear, precise and error-free scales. Whether it is drawing, measuring length or angle, it can provide you with accurate data, improve work efficiency and ensure the quality of the work.
• 【Humanized Details】The body of the engineer drafting tools adopts an anti-slip design, which is comfortable to hold and not easy to slip even after long-term use. The edges are rounded to avoid scratching your fingers during use.
• 【Widely Used】The geometry ruler set for school. The set is suitable for students, teachers, engineers, designers and other professions. Whether it is learning, teaching, design or construction, it can provide you with convenient and accurate measurement services."

"Product name: Engineering ruler Material: Aluminum alloy Product size: 5.9 inches/7.87 inches Color: Black Packing list: 1 ruler set "