Traditional and Centering Ruler all in 1 12 1/2 by 2
An Ultimate Centering Ruler Bundle – Hope Yoder
Quilting & Sewing Accessories
6-1/2 x 12-1/2 Inch Ruler – Creative Grids
EK tools Pro Centering Craft Ruler, 16-Inch
Deadly Under 36 Inches: Sew & Tell Episode 1 - Sew Daily
Wirlsweal 10 Inch Clear Marking Accurate Scale Sewing Ruler
Star Gazing Pattern by Donelle McAdams – Sew Steady
Quilting Template Set – 12 PCs
12.5 Center & Border Ruler, Sew Biz : Sewing Parts Online