increments from 0 to 180 degrees. The roller is graduated in 1/32"
(1mm) increments and includes various formulas and conversions.
Dimensions: 13" x 2-1/2" x 3/4". Shipping weight 1 lb. Made in Taiwan.
you will find this set of rulers a great help in plotting and mapping.
by 1" wide. Shipping weight for the set is 12 oz.