The perfect ruler for cutting half-square, quarter-square, and squares up to 6 1/2 inches..
3n1 Half Square Combo Non-slip Quilting Ruler By Quilters Select
Quilter's Select 1.5 x 12 Ruler
Select Non Slip Rulers - Quilters Select
Quilter's Select 1.5 x 12 Ruler
Rulerwork for Beginners, Part 1: Rulers - WeAllSew
Combo Ruler Set designed by Gina Tell
Quiltcut UltraGrid USA Made Non-Slip Quilting Ruler – 7 Piece Starter Set
Basic Blocks Ruler - QR-BB-7 - Quilters Rule
Quilter's Select 6 x 12 Ruler, Quilter's Select #QS-RUL6X12
Madam Sew Exclusive, Quarter-Inch Patchwork Sewing Ruler Set, Includes 9 and 17 Quilting Rulers for Precise Marking and Measuring, ¼, ½, and 1 from Each Side
Quilter's Select 1.5 x 12 Ruler