12 Pieces Geometry Set, Including Metal Compass Drawing Tool Scale Ruler Triangle Ruler Protractor and Eraser, Geometry Precision Tool Set Circle Drawing Tools for Architect Engineer Students Supplies
- ...lder, 1 box of pencil refills, 1 pencil sharpener, 2 triangular rulers, 1 scale ruler, 1 protractor, 1 eraser, which are put in one shatterproof plastic box.
- Quality tool set: the math geometry kit set is made of zinc alloy steel which is sturdy, able to withstand wear and pressure, and easy to carry.
- The rulers and protractors tool set is made of PS material which is light in weight and heavy-duty, so this tool set are reliable to serve you for a long time.
- Practical geometry compass set: the rulers, triangles and protractors are designed with gradations for easy distinction.
- The plastic case is able to protect and store these tools in one place in a backpack, drawer, pocket or desktop, and also prevent these pointed tools to scrape the furniture and desks.
- Extension beam design: there is a movable connecting rod to the big compass for drawing large circles.
- You can draw a larger circle without lots of measuring and connective dots, which is easy for you to operate and can provide you with a quick and smooth drawing experience.
- Suitable crowd: the circle and straight line drafting set is instrumental helpers involving many measurement tools that are needed in drafting and drawing, by architects, engineers, draftsmen, builders, roofers, teachers and stud....