Designed for left‑hand external thread turning, the Carmex Top Clamp External Holder delivers reliable, precise threading performance in a rugged, straightforward package. With a 150 mm overall length and compatibility with Carmex 16EL inserts, it’s a versatile choice for shop floors that value consistency and ease of setup.

• Left‑Hand Configuration: Specifically configured for left‑hand external threading applications, ensuring proper tool engagement and cutting direction.
• External Thread Turning: Optimized for external thread profiles on shafts, bolts, and similar workpieces with clean, accurate finishes.
• Top Clamp Design: Secure clamping through the top‑clamp mechanism for stable, repeatable results during multiple passes.
• Clamping Options: Flexibility to use either screw or top clamp methods, allowing quick setup or enhanced rigidity depending on the job.
• 1.5° Helix Angle: Efficient chip evacuation and smoother cutting action to help maintain a consistent thread finish.
• 150 mm Overall Length (OAL): Long reach provides better rigidity and accessibility on taller or more complex workpieces.
• 25x25 mm Shank Size: Robust square shank offers solid seating in the holder and compatibility with standard tool assemblies.
• 16EL Insert Compatibility: Designed to work with Carmex 16EL inserts, enabling precise thread geometry and reliable wear performance.
• ER/EL Insert Capability: Supports broader threading applications by being compatible with ER and EL insert types for versatility across projects.

This holder is built to deliver consistent thread quality across a range of external threading tasks. The combination of a secure top‑clamp, flexible clamping options, and a thoughtful 1.5° helix angle helps minimize chatter, improve chip control, and extend insert life. Paired with the appropriate Carmex 16EL inserts, it fits seamlessly into a productive threading workflow, making it a dependable choice for job shops and precision machining environments alike.