Please log in here to access all benefits, including promotional discounts and faster checkouts.
Carmex Thread Turning External Insert - NPTF - Right Hand - 16ER14NPTFK20
| Thread Type | External |
| Thread Direction | Right Hand |
| Thread Form | NPTF |
| Pitch | 14 |
| Insert Size | 16 |
| Grade | K20 |
Learn more about Klarna
The Carmex Thread Turning External Insert for NPTF, Right-Hand, 16ER14NPTFK20 is a precision cutting insert designed specifically for external thread turning on NPTF threads. Part of Carmex’s industry-leading range, these laydown triangular inserts are built to cover a wide spectrum of thread standards and handle everything from basic to highly demanding applications.
- Broad thread-standard compatibility: Designed to cover the majority of common thread standards, allowing you to tackle diverse jobs with a single insert and reduce tool changes for faster setup and production flow.
- Durable, reliable geometry: The laydown triangular design provides stable engagement and smooth cutting action, helping to maintain consistent thread profiles and longer tool life across multiple passes.
- Consistent results across applications: From simple threading tasks to more challenging work, you can expect reliable performance, repeatable finishes, and predictable results with each use.
Designed to simplify threading work, this external insert supports efficient workflow, minimizes downtime, and delivers accurate, repeatable thread forms. Its robust geometry and broad compatibility give you confidence to complete a wide range of NPTF threading tasks with one trusted tool, making it a dependable choice for engineers, machinists, and maintenance professionals alike.
| Thread Type | External |
| Thread Direction | Right Hand |
| Thread Form | NPTF |
| Pitch | 14 |
| Insert Size | 16 |
| Grade | K20 |
What time are Protool open?
We are open Monday to Friday between 8:30am and 5pm.
Do you offer Free Next Day delivery?
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.
For delivery to Scottish Highlands & Islands, Northern Ireland, Republic of Ireland, or overseas locations, additional charges apply. Please see our delivery page for full details, or call us on 01732 887 334.
*T's & C's and exclusions apply. Please see our delivery page for more information on all our services.
