C-Thru Ruler Clear Plastic Grid Rulers 18 in.
These heavy duty transparent plastic rulers have a beveled edge for close-up work and a stainless steel metal edge for easy and safe cutting. Each ruler has calibrations in 16ths to the inch.The rulers' calibrations and grids are painted clearly in black and are visible on both light and dark surfaces. Both 12 1/2 in. and 18 in. rulers are 1 1/2 in. wide.