RoHS compliant, Winco GN 711.2 aluminum rulers with 3.3mm mounting holes come in 6 horizontal or vertical configurations. The surfaces are imprinted in black with numbers that resist weak acids and lye solutions, as well as solvents, if the exposure is brief. The scale markings are etched and aluminum colored. The rulers are offered in lengths from 50 to 1,000mm.

J.W. Winco Inc.; 800-877-8351; www.jwwinco.com