The Westcott® 8 Piece Math Set comes well-packed in a hard plastic case and includes all the equipment for school and junior college Math classes. This kit contains a mechanical compass with graphite tip, graphite refills, an eraser, a large protractor, two clear triangles, a clear ruler, and a technical pen.Details:8-piece math setCompass has graphite tipPerfect for use in the home or classroomContents:1 compass - mechanical with graphite tip1 graphite refills1 eraser1 large protractor2 clear triangle1 clear ruler1 technical pen