A2 is a 1% carbon, 5% chrome, air-hardening Tool Steel. A2 is known as a versatile, general purpose grade. A2 has better resistance to abrasion and wear than the "S" series shock resisting Tool Steels and more toughness and impact strength than the "D" series wear steels. A2 is used for a wide range of tooling applications ranging from general purpose punches and dies to components for plastic injection molding.
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