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Carmex Thread Turning Internal Insert - NPT - Right Hand - 11IR27NPTK20
| Thread Type | Internal |
| Thread Direction | Right Hand |
| Thread Form | NPT |
| Pitch | 27 |
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Carmex Thread Turning Internal Insert for NPT – Right Hand is a versatile cutting solution designed for internal threading tasks. The high‑quality laydown triangular insert is built to cover a wide range of thread standards, making it a reliable choice for projects from routine maintenance to more demanding production work.
- Broad thread standards compatibility: Designed to address a majority of thread standards, reducing the need for multiple inserts and enabling faster setup across varied jobs.
- Durable laydown triangular geometry: Provides stable cutting and consistent thread formation, helping extend tool life and deliver reliable results even on challenging materials.
- Easy setup and secure seating: Built for straightforward indexing and dependable clamping, which minimizes downtime and keeps workflows moving smoothly.
Using the Carmex Thread Turning Internal Insert helps you complete internal NPT threads with confidence. Its broad compatibility, durable cutting geometry, and simple setup work together to improve throughput, reduce tool changes, and deliver consistent, high‑quality results across a wide range of applications.
Part Numbers
- Protool Part Number
- 11IR27NPTK20
- Brand
- Carmex
- Category
- Thread Turning
Delivery
Free UK mainland delivery on orders over £50 ex VAT. In-stock items ordered before 4:30pm are dispatched the same working day. Full delivery information.
Returns
14-day returns on unused stock items in original packaging. Special-order and bespoke tooling is non-returnable. Read our returns policy.
Technical Support
Over 30 years of machining experience behind the counter. Call 01732 887334, Mon–Thurs 8:30–17:30, Fri 8:30–16:30.
Trade Accounts
Credit accounts, contract pricing and scheduled call-off orders available for trade customers. Apply for an account.
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.



