THE GRACE COMPANY-TrueCut 12-1/2x12-1/2 inch Ruler. The ruler track on a TrueCut ruler interlocks with TrueCut Rotary Cutters (not included) to give you precise; straight cuts every time! The track prevents your cutter from slipping off the ruler's edge. This ruler also features built-in holes along the entire ruler for marking your fabric. Measures 12-1/2x12-1/2 inches. Imported.