School tool kit contains ten popular tools for math class success. Durable plastic and metal tools for withstand use from year to year. Includes two metal compasses, a mechanical pencil with lead refills, a 6" ruler, a protractor, a 45° angle triangle, a 30°-60°-90° triangle, an eraser and a pencil sharpener. Packaged in a hard plastic case to safely store all pieces. Perfect for use at home or in the classroom.