Create half-square triangles (HST) in multiple sizes using the same tool. Complete any technique used in your pattern with this ruler. Instructions show four different ways to sew HST's. Method #1 - Create eight half-square triangles out of a set of squares. Method #2 - Cut ready to sew sets of triangles from strips. Method #3 - Mark and Sew 1/4" seam lines. Method #4 - Trim Over-sized HST's to the correct size. Choose the method that works best for you.
The ruler slides easily over the fabric until pressure is applied. Then, their exclusive grippers hold the fabric in place while cutting, eliminating slipping and miss-cuts!