Safety Blade, Blade Edge Type Straight, Blade Length 2 5/16 in, Blade Material Ceramic, Blade Thickness 0.03125 in, Blade Tip Rounded, Blade Width 3/4 in, Compatible with Grainger Part Number 54ZW64, 55EK43, 55EK44, Compatible with Manufacturer Model Number 10490, 10491, 10590, 10594, Compatible with Series SLICE Scrapers, SLICE Utility Knives, Package Quantity 2