Camlin nova drawing mathematical instrument boxSpecially designed self centering compass and divider, for ease and accuracy while drawing circles and angles. Comes with a free Camlin Klick 0. 5mm mechanical pencil with lead tube and stencil. Both divider and compass are made with non rusting strong material to last long and remain in shape and shine. The plastic used in ruler, protractor and set square are made of high transparency plastic and comes with precise marking for easy reading and