Carmex Thread Turning Internal Insert - Metric - Left Hand - 22IL4.5ISOBMA

The Carmex Thread Turning Internal Insert is a metric, left‑hand threading insert designed for internal thread turning. It’s built for engineers, machinists, technicians, and hobbyists who need dependable, accurate threads in metric sizes. With its robust build and precise geometry, this insert helps you complete a wide range of internal threading tasks—from simple to demanding—with consistent results.

• Wide metric-thread compatibility: Covers a broad range of metric thread standards, letting you complete most internal threading jobs with a single insert and minimizing tool changes.
• Triangular laydown geometry with three usable edges: Provides multiple cutting edges for extended life and stable performance, delivering predictable results and lower tooling costs over time.
• Left-hand internal threading capability: Optimized for left-hand thread operations, enabling smooth setup, reliable chip control, and precise, clean threads on challenging components.

Whether you’re outfitting a production cell or tackling a one‑off repair, this insert helps streamline workflows, reduce downtime, and produce consistent thread quality across a variety of parts and materials.