Item Detail Table of Content Straight Edge (24", .0001" Accuracy) Item Number: CNT6429 Supplied by CENTRAL TOOLS INC (see all) Price: $122.10* * log in for dealer pricing. Direct from 3rd Party Supplier Add To Cart Description 24" Straight Edge. Features Made from high quality heat treated steel, precision ground to ±.001" 1/4" thick for great stability Tough epoxy coating and convenient hang-up hole WarrantyOne (1) year.