United Scientific™ 12 in. Ruler with Center Groove

This 12 in. / 30.5 cm wooden ruler has a double bevel and a pencil groove.

TandyPro® Centering Ruler - 12 — Tandy Leather International

Victor EZ12PBL Plastic Dual Color 12 Easy Read Ruler with Inches, Centimeters and Millimeters Measurements, Blue/Black

Paper Ruler - 12 Bulk Rulers for Classroom, STEM, Easy-to-Read Numbers, Bold Color Cardstock, 24 Pack, Hygloss Products : Office Products

Author - White Pine Elementary School

Rulers, Layout & Measuring

Westcott - Plastic Rulers

WOOD CENTER GROOVE RULER 12 in / 30cm Pencil Groove down the middle Binder Storage Holes Standard / Metric Metal EdgeSold Individually

Center Groove 12 Ruler - WOOD

Durable plastic rulers feature double beveled edge with pencil groove. Calibrations show 1⁄16 inches on one edge, millimeters on the other. Holes

Plastic 12 Inch & Metric Ruler 12 Inch Assorted

Clear, see-through ruler offers a crystal-clear view of documents while measuring and marking. Contains a standard scale on one edge and metric on the

Clear Plastic Ruler, Standard/Metric, 12 Long, Clear

12 Standard & Metric Plastic Ruler - Set of 12