Maped® USA Study 10 piece compass set consists of compass with pencil holder, eraser, pencil, ruler and 180 deg protractor. Geometry study set consists of 45 deg set square, 60 deg set square and a pack of leads. Details:Bundle of 6 SetsCompact, yet contains all the essentials to be successful in math courses For ages 9 and up For grades 3rd - 12thContents: 1 eraser1 compass1 pencil1 ruler1 protractor2 set squares1 pack of leads1 45 deg set square1 60 deg set square