Utility Blade, Blade Material Heat Treated Steel, Blade Thickness 0.03125 in, Blade Width 3/4 in, Compatible with Grainger Part Number HYyde(R) Knives Mfr. No. 42000, 42010, 42050, 42062, 42075, 42080, 42090 and Most Other Heavy Duty Utility Knives, Package Quantity 5