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> NR4094L K420 kennametal inserts
NR4094L K420 kennametal inserts
'Composition: A medium binder content, alloyed, larger grain size grade. Application: Grade K420 is a general purpose steel cutting grade. It has just the right balance of wear resistance and toughness. Available as a standard grade in the Top Notch threading and grooving line. Can withstand heavy chip loads in soft to moderately hard steels.
