Omnigrid 4”x4” Quilting Ruler Omnigrid 4" Square Ruler is perfect for cutting small pieces and squaring up blocks. It has 1" grids marked in 0.125", 0.25" and 0.5" increments as well as a 45 and 60 degree angle in yellow print to stand out against light and dark fabrics. Popular for mini quilts because of the 4" x 4" size and 1/8" grid marks. Ruler size: 4" x 4" See pictures Pickup in Langford Cross posted