Drawing Compass and Plastic Math Protractors 180 Degree,4 Inch and 6 Inch,3 Piece Student Geometry Math Set (Style 1)
- Material: drawing compass is made of stainless steel,clear protractor is made of plastic.
- Drawing compass comes with a box,Sturdy mechanism can hold a radius well, The opposite side of the pencil end is an adjustable separated jaw which allows you to fix the ink or paint.
- Math Protractors:include 4inch Protractors and 6 inch Protractors,Clear color,digital clear,Both sides have 180 degrees of semicircle, scale, can according to need from left to right or from right to left,help fast accurate measurement,Two different protractor combination, more practical function.
- One of the commonly used mathematical tools,Suitable for students,teachers,engineers,designers,artists and so on,it can not only use by ourself,but also sent to our students,friends.
- Notice:If you find the compass screw loose,do not worry,this is not a quality problem.
- loose screws make it easier for you to turn the pencil lead down.
- use a pencil to replace the partition, you can tighten the screw.