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Established 1982

Creative Grids Half-Square 4-in-1 Triangle Ruler


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Create half-square triangles (HST) in multiple sizes using the same tool.

Whichever technique used in the pattern you choose can be completed with this tool.

Instructions show four different ways to sew HSTs.
Method #1 - Create 8 half-square triangles out of a set of squares.
Method #2 - Create ready to sew sets of triangles from strips.
Method #3 - Mark and sew 1/4" seam lines.
Method #4 - Trim oversized half-square triangles to the correct size.

Choose the method that works best for you.