The Stripology Squared, a slotted ruler by Gudrun Erla, has cutting slits every 1/2 inch so each strip you cut is the exact same size EVERY time!
Punch with Judy > Non-Slip Stripology Squared Ruler - Creative Grids
How to Strip Piece and Use the Stripology Ruler
Creative Grids Quilt Ruler 3-1/2in Square
Stripology Squared Ruler - CGRGE2 - Creative Grids, Exeter Sewing Machine Company Ltd
Creative Grids® Stripology™ Squared - CGRGE2
Creative Grids Quilt Ruler 15-1/2in Square - CGR15 : Arts, Crafts & Sewing
Beautiful 60 page book in full color with detailed instructions to make any of the 10 different quilts, each one written for multiple sizes ranging
Stripology Squared: 10 Quilts from 10-Inch Squares, Quick Cutting with the Stripology Ruler
Creative Grids Starburst 30 Degree Triangle Quilt Ruler CGRISE30
Creative Grids Stripology Squared Quilt Ruler # CGRGE2 – keystonemoderncreative
Creative Grids 2 Peaks in 1 Triangle Quilt Ruler - CGR2P1 – Skyview Quilting and Embroidery
Creative Grids Stripology Squared Quilt Ruler
Creative Grids USA ®
Creative Grids Stripology Squared Quilt Ruler for Quilting CGRGE2 – St. John's Institute (Hua Ming)