Please log in here to access all benefits, including promotional discounts and faster checkouts.
Carmex Thread Turning Internal Insert - NPT - Left Hand - 16IL11.5NPTK20
| Thread Type | Internal |
| Thread Direction | Left Hand |
| Thread Form | NPT |
| Pitch | 11.5 |
| Insert Size | 16 |
| Grade | K20 |
Learn more about Klarna
Carmex Thread Turning Internal Insert – NPT – Left Hand – 16IL11.5NPTK20 is part of Carmex's industry-leading range of thread turning inserts. These high-quality laydown triangular inserts are designed to cover the majority of thread standards in use today, making them a versatile choice for a wide range of threading tasks—from basic work to the most demanding applications.
- Broad thread-standards compatibility: Cuts internal threads across a wide range of standards, reducing the need for multiple inserts and simplifying setups on mixed projects.
- Laydown triangular geometry for smooth, stable cuts: Delivers consistent thread profiles with reduced chatter, improving finish quality and accuracy on both simple and complex jobs.
- Durable carbide construction for long life: Built to withstand sustained use in demanding materials, providing reliable performance and helping minimize downtime.
This internal insert enables quicker, more consistent threading results, helping you streamline workflows, extend tool life, and achieve dependable performance across varied materials and standards. Whether you're an engineer, machinist, or shop technician, you can rely on its versatility and steady performance for everyday and challenging threading tasks alike.
| Thread Type | Internal |
| Thread Direction | Left Hand |
| Thread Form | NPT |
| Pitch | 11.5 |
| 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.
