General: Use the curved cutting ruler to create rounded corners on all your needlework projects. Choose a curve with a radius of 2.5 cm-1.2 cm, 5 cm or 7.6 cm. Each curve has a black 45 degree and 90 degree mark.
Curved Corner Cutter Ruler Acrylic Sewing Tool for Quilting and Crafting
Acrylic Curved Corner Cutter Ruler for Sewing Crafts UK
Acrylic Curved Corner Cutter Ruler for Sewing Craft Projects
Acrylic Sewing Curved Corner Cutter Ruler Crafting Quilting Tool UK
Acrylic Curved Corner Cutter Ruler for Quilting and Sewing Projects
Acrylic Sewing Curved Corner Cutter Ruler Sewing Ruler Sewing UK YS