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Carmex Thread Turning External Insert - NPTF - Right Hand - 16ER18NPTFK20
| Thread Type | External |
| Thread Direction | Right Hand |
| Thread Form | NPTF |
| Pitch | 18 |
| Insert Size | 16 |
| Grade | K20 |
Learn more about Klarna
Carmex Thread Turning External Insert - NPTF - Right Hand - 16ER18NPTFK20 is a versatile threading insert designed for external thread turning. Built to cover a wide range of thread standards, it’s a practical choice for engineers, machinists, and maintenance teams who want to simplify tooling while delivering accurate, reliable threads.
Its laydown triangular geometry provides stable cutting action across a broad spectrum of tasks—from basic to demanding applications—helping you achieve consistent thread quality and smooth finishes.
- Wide thread-standards compatibility: Covers the majority of thread standards used today, reducing the need to stock multiple inserts and speeding up job changeovers.
- Laydown triangular geometry for stable, smooth cuts: Ensures dependable engagement with the workpiece, delivering repeatable thread profiles and clean finishes across a wide range of applications.
- Proven reliability from an industry-leading range: Recognized worldwide for quality, these inserts deliver dependable performance in both production environments and repair tasks.
Designed for right-hand external threading, this insert fits standard threading operations with the 16ER18NPTFK20 designation. It helps you achieve accurate threads and consistent results, supporting efficient workflows on daily machining tasks and higher-volume production alike.
| Thread Type | External |
| Thread Direction | Right Hand |
| Thread Form | NPTF |
| Pitch | 18 |
| Insert Size | 16 |
| Grade | K20 |
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Yes! We offer Free Next Day delivery via Royal Mail Tracked 24 on all orders over £50 ex VAT*. We also offer Free DPD Local Next Day delivery on all orders over £100 ex VAT*.
We also offer the following:
- Royal Mail Tracked 24 — £5.90 (FREE on orders over £50 ex VAT*). Order before 4:30pm for next day delivery. No signature required.
- DPD Local Next Day — £8.00 (FREE on orders over £100 ex VAT*). Standard next day delivery to UK mainland addresses.
- Royal Mail Special Delivery — £12.50. Guaranteed delivery before 1pm the next working day.
- DPD Saturday Delivery — £25.00. Must be ordered on Friday before 4pm. Pre-12pm delivery.
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