Calibrations and grids visible on both dark and light surfaces. Graduated in 16ths to the inch. Zero centering scale, so you can measure equally left and right from a centered starting point. Heavy duty transparent plastic for easy viewing to the page One edge is beveled, the other has a stainless steel edge for easy cuttingor smear-free inking Laminated for durability Perfect for all your drafting the drawing needs
Westcott - Professional Drafting/Measuring - Westcott
Westcott Clear Acrylic Grid Ruler with Cutting Edge, 12
Westcott Grid Ruler with Metal Cutting Edge 1.5 x 12.5 Transparent B-1M
Westcott Grid Ruler BLICK Art Materials
Westcott - Westcott Grid Ruler with Metal Cutting Edge, 1.5 x 12.5, Transparent (B-1M)
Westcott Grid Ruler with Metal Cutting Edge, 1.5 x 12, Transparent (B-1M) : Arts, Crafts & Sewing
Westcott Grid Ruler with Metal Cutting Edge 1.5 x 12.5 Transparent B-1M
Westcott - Stainless Steel Rulers
Westcott - Westcott 12 Magnetic Ruler (15990)
Westcott Magnetic Ruler, 12 Inches, Pack of 3
Westcott Anodized Aluminum Ruler, 12, Color Varies (14174) : Tools & Home Improvement
Westcott Non Shatter Plastic Ruler 12 Clear - Office Depot