The TNMA160404 is a triangular turning insert designed for roughing cast iron. It lacks a chipbreaker and is suitable for heavy-duty machining of gray and ductile iron. Its negative geometry and reinforced cutting edge design provide excellent impact and wear resistance, enabling roughing operations with high depths of cut and high feeds. As an economical, multi-edge insert, it is the preferred solution for improving cast iron machining efficiency and reducing production costs.
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