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Carmex Thread Turning Internal Insert - NPT - Left Hand - 16IL8NPTK20
| Thread Type | Internal |
| Thread Direction | Left Hand |
| Thread Form | NPT |
| Pitch | 8 |
| Insert Size | 16 |
| Grade | K20 |
Learn more about Klarna
Carmex Thread Turning Internal Insert - NPT - Left Hand - 16IL8NPTK20 is a compact, precision insert designed for creating internal threads in holes and bores. Its left-hand NPT capability makes it ideal for applications where threading direction matters, from routine repairs to production runs.
This insert is part of an industry-leading family of thread turning inserts. The laydown triangular geometry and robust construction deliver reliable performance across a broad range of thread standards and applications—from basic threading tasks to more demanding jobs.
- Wide thread compatibility: Supports the majority of thread standards in use today, reducing the need to stock multiple inserts and simplifying setup.
- Stable laydown triangular geometry: Delivers consistent cutting action and reliable results across materials and threading tasks with improved chip control.
- Left-Hand NPT internal threading: Specifically engineered for left-handed NPT threads, enabling clean, accurate internal threads in a single setup.
By choosing this insert, you gain a versatile solution that reduces tool changes and inventory, supports a wide range of threading tasks, and helps you achieve repeatable, dependable internal threads with confidence.
| Thread Type | Internal |
| Thread Direction | Left Hand |
| Thread Form | NPT |
| Pitch | 8 |
| Insert Size | 16 |
| Grade | K20 |
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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.
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