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Omnigrid 6 Inch Half Square Triangle Ruler

The Omnigrid 6? half square triangle ruler is used to create half-square triangles for finished quilt blocks up to 6?; it has seam allowance calculations included in the measurements; it is easy to manipulate for smaller triangles when quilting.
In general, Omnigrid triangle rulers are used to cut half-square and quarter-square triangles; seam allowances are included in the measurements, which are based on the finished size of the quilt block
Use with a rotary cutter or a straight-edge blade
The half square triangle ruler has the following standard Omnigrid features:
Edge markings for accurate measuring
Laser cut edges for smooth, deep cutting
Patented double-sight lines that show up on light and dark fabrics
Heavy-duty durable acrylic material
Left- and right-hand numbering and angle system