mr. pen geometry set with 6 inch swing arm protractor, divider, set squares, ruler, compasses and protractor, 15 piece set mr. pen <p>mr. pen essential math set/geometry set is all you need for your math or drawing projects. this is the most comprehensive geometry package designed by a group of experienced math experts.</p> <p>this package includes: 2 metal compasses (1 study compass & 1 graphic compass), 1 extra lead for graphic compass, 1 metal divider, 2 pencils for compass, 1 mechanical pencil (0.5 mm) for compass, 1 pack of 0.5 mm lead for mechanical pencil, 1 eraser, 1 metal pencil sharpener, 1 ruler (6”), 1 set square (30°/60°), 1 set square (45°), 1 protractor, 1 protractor with swing arm (6”)</p> <ul> <li>compasses:<br /> <ul> <li>easy to handle and use</li> <li>one graphic compass with extra lead for drawing and one study compass for geometry</li> <li>draw perfect circles from 1⁄4” to 6” in radius using graphic compass and 1⁄4” to 5 1⁄4” in radius with study compass</li> </ul> </li> <li>divider:<br /> <ul> <li>5 1⁄4” point to point measurement</li> <li>useful measurement transfer tool for uneven surfaces</li> </ul> </li> <li>pencils: <ul> <li>2 high quality hb short pencils to help visibility when drawing circles</li> </ul> </li> <li>pencil sharpener: <ul> <li>metallic silver single hole metal pencil sharpener</li> </ul> </li> <li>mechanical pencil and pack of lead: <ul> <li>0.5 mm black plastic mechanical pencil</li> <li>great for drawing circles using study compass and writing</li> <li>a package of 0.5 mm lead</li> </ul> </li> <li>eraser</li> <li>ruler (6”), set square (30°/60°), set square (45°), protractor: <ul> <li>inch and centimeter</li> <li>transparent color for better visibility</li> </ul> </li> <li>protractor with swing arm <ul> <li>easy-to-read inch and centimeter</li> <li>swing arm for drawing accurate angles</li> </ul> </li> </ul> <ul> <li><strong>risk free, no question money back guarantee</strong></li> </ul>