ANSI/ISO Conversion Table

Technical Reference Library

Insert Cross-Reference

ANSI / ISO Insert Conversion Table

Cross-reference the ANSI designation for a turning or milling insert against its ISO code, along with inscribed circle (I.C.), thickness, and nose radius. Search by either code below, or browse the full list. See our full insert catalog.

ANSI Code ISO Code I.C. Thickness Nose Radius

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Reference only — always confirm insert geometry (I.C., thickness, nose radius, chipbreaker, and grade) against the manufacturer's spec sheet before ordering, since ANSI/ISO cross-references can vary slightly between insert brands.