| Triangles On a Roll 23/4inHalfSq50. Use this size to make 2-3/4in finished size half square triangles. The seam allowances are included in the pattern, so all you need to do is sew and cut using the pattern on the paper. Instructions are provided on the paper. Each roll makes 660 2.75in half square triangles.... - Triangles On a Roll 23/4inHalfSq50. |