Grace Company TrueCut Right Angle Triangle Quilting Ruler 90° 21634

This is a right-angle ruler, great for squaring up small pieces, and cutting shapes with 90 or 45 degree corners. 

Perfect for small shapes and pieces! TrueCut triangle rulers have specific angles to make cutting shapes a breeze. There are currently three different configurations. Each triangle ruler works with the patented TrueCut track and guide system for use with the TrueCut cutters but can also be used with any other rotary cutter on the market.