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Sew together twelve 30 degree triangles to create a complete circle; six to create a half-circle; or three to create a quarter-circle. Or, use the angles to create a variety of intricate 12 in finished blocks - no paper templates required! Click here to see the patterns that use this ruler.
The ruler slides easily over the fabric until pressure is applied. Then, our exclusive gripper holds the fabric in place while cutting, eliminating slipping and miss-cuts!