This 19cm proportional divider is graduated for lines and circles. It has adjustable steel points and is made of duraluminium.
Proportional dividers are among the most versatile of modern drafting aids with a wide range of useful applications. The instruments can be used in the copying of drawings on a reduced or enlarged scale, in dividing lines and circles into equal parts, in speedy and accurate solving of difficult measurement problems, in calculating distances on maps without scales and in many other tasks.
There will be a 2 day lead time with this product.