200 x Heavy Duty Concave Blades 2 notch cellophane wrapped MADE IN SHEFFIELD
PSA: utility blade users - don't be suckered in by these Kobalt “Concave Hook” blades. They don't fit well in any blade holder I've tried, very loose and wiggly. : r/knives
Buying Industrial Knife Blades: The Complete Buyers Guide
Quick Tip: Cut Concave Curves with a Drawknife | Katz-Moses Tools