Carmex Thread Turning Internal Insert - 55 Degree Partial - Left Hand - 16ILAG55BMA

The Carmex Thread Turning Internal Insert is a 55-degree left-hand, partial internal threading insert designed for precision in bore threading. As part of our trusted lineup of laydown triangular inserts, it supports a broad range of thread standards used in today’s manufacturing environments. Whether you’re an engineer, machinist, or maintenance technician, this insert helps you achieve clean, accurate internal threads with dependable, repeatable performance.

Built to tackle everything from everyday tasks to demanding applications, it integrates smoothly with standard turning tools and delivers consistent results across materials and hole sizes.

• Broad thread-standards compatibility: Covers the majority of thread standards in use today, reducing tool changes and downtime while delivering reliable thread quality.
• 55° left-hand geometry for clean internal threads: Optimized for easy entry and consistent cutting in bores, producing accurate thread form and smooth finish.
• Durable laydown triangular design for stability and long life: Reduces chatter and spreads cutting forces for steady performance and extended tool life across a wide range of materials.

With this insert, you’ll streamline internal threading work, cut setup time, and achieve dependable results across projects. Its broad compatibility minimizes inventory needs and tool changes, while stable cutting helps you maintain consistent bore quality, improve throughput, and reduce scrap—giving you a reliable, professional finish every time.