The Omnigrid Ruler Set includes: 1" x 6" ruler plus 4" x 4" and 6" x 6" square rulers. Set includes rulers with 1/8" grid, 45° and 60° lines, or right- and left-handed numbering system. The double-sight lines provide visibility on light and dark fabric. The 1/8" grid lines are perfect for cutting and trimming small blocks. 45° line helps to center and align patterns while squaring up quilt blocks. 1/8" thick optical-acrylic is laser cut to work with rotary cutters and craft knives. Item Number: R641 1/8" ruler markings along edges of rulers for measurment and placement accuracy 1" x 6" ruler has 3/16" & 3/8" markings for appliqué seam allowances 4" x 4" square ruler has a 1/8" grid pattern throughout ruler, with 45° and 60° angle lines 6" x 6" square ruler has a 1/4" dot and line grid pattern throughout ruler, with right- and left-handed numbering and 45° and 60° angle systems Patented double-sight lines for visiblity on light and dark fabrics Optical-grade acrylic with smooth, laser cut edges for rotary cutters and craft knives Use to square up blocks and verify seam allowances
