The Carmex Thread Turning Internal Insert is a versatile cutting tool designed for creating internal threads in metal components. It is engineered for right-hand threading and supports the major thread standards you’ll encounter, including BSW, BSF, BSP, and BSB, helping you work efficiently across mixed projects.

Its laydown triangular geometry provides stable cutting engagement and durable edges, delivering reliable performance from everyday tasks to more demanding threading jobs. The compact insert profile fits into tight bores and supports quick, confident setup.

• Broad thread-standard compatibility: Works with BSW, BSF, BSP, and BSB internal threads, reducing the need for multiple inserts and simplifying stock management.
• Right-hand cutting geometry: Optimized for right-handed internal threads, delivering consistent engagement and predictable, clean results.
• Robust laydown triangular design: Triangular geometry provides strong cutting edges and stable performance across a wide range of materials and thread sizes.

This combination translates to faster setup, fewer tool changes, and reliable, precise threads across a variety of applications—from simple bore fasteners to precision components. If you’re aiming for consistent thread quality and reduced downtime, this Carmex internal insert is a dependable choice for your workshop or production line.