Machining(machiningandgrinding)/forging(coldforgingandhotforging)/pressing(drawingandshearing)/welding/heattreatment

Used in electric planers, super finishing planers and paper cutters.

Used in a machine to crush the object.

Includes such blades for round knifes, vegetable cookware, food mixers, juicers, etc.
Also used in certain food processing machines, for example in seaweed cutters.