BÖHLER N664 is a corrosion-resistant steel with 17%Cr and Mo-addition in the form of bars, wire, forgings, and forging stock.
These products have been used typically for parts in general engineering and cutting and non cutting medical applications , e.g. chisels, knives, osteotomes, scalpels drills, retractors, spreaders, tongs requiring hardness up to 56/57 HRC and resistance to wear, corrosion, and oxidation depending on instrument design and application but usage is not limited to such applications.
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