Rubber stencils that helps you to divide your work into equal sections and bends around rocks and other uneven surfaces.
Just line up your center with the center hole. Then choose the number of sections you would like, and as per your attached ‘map’, mark those holes.
The Equal Number Section Stencil divides into: 4, 6, 8, 10, 12, 14, 16, 18 and 20.
The Unequal Number Section Stencil divides into: 3, 5, 7, and 9