Stainless Steel Center Finding Ruler. Ideal for Woodworking, Metal Work, Construction and Around The Home (12" Ruler) When trying to find the center on rectangular, square or even round objects it can sometimes be challenging at best. While you could always measure the length, divide the number in half then measure to that point and mark it, why waste that valuable time. The handy center finder ruler makes it super quick and super easy without having to do any math to find center. The exact center is clearly marked with a circle and a fine point arrow to make it easy to see. To use the ruler, simply line the ruler up so that the increments are the same on both outside edges of the object your are measuring. Make your mark at the center point and there you have it! It literally takes seconds to find center with this super easy to use ruler. The ruler is made 1mm thick stainless steel and flexes just the right amount for most any project while still remaining rigid enough so its not flopping all over when in use. Starting from 0 in the middle of the ruler, the scale is in 32nds. The ruler may also be used as a standard type ruler with the 16th scale on the bottom side. This makes the center finder ruler even more versatile. The Center Finding Ruler is available in 12 and 24 sizes, which are both sold separately. When trying to find the center on rectangular, square or even round objects it can sometimes be challenging at best. While you could always measure the length, divide the number in half then measure to that point and mark it, why waste that valuable time. The handy center finder ruler makes it super quick and super easy without having to do any math to find center. The exact center is clearly marked with a circle and a fine point arrow to make it easy to see. To use the ruler, simply line the ruler up so that the increments are the same on both outside edges of the object your are measuring. Make your mark at the center point and there you have it! It literally takes seconds to find center with this super easy to use ruler. The ruler is made 1mm thick stainless steel and flexes just the right amount for most any project while still remaining rigid enough so its not flopping all over when in use. Starting from 0 in the middle of the ruler, the scale is in 32nds. The ruler may also be used as a standard type ruler with the 16th scale on the bottom side. This makes the center finder ruler even more versatile. The Center Finding Ruler is available in 12 and 24 sizes, which are both sold separately.