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Carmex Thread Turning Internal Insert - NPT - Right Hand - 16IR8NPTBMA
| Thread Type | Internal |
| Thread Direction | Right Hand |
| Thread Form | NPT |
| Pitch | 8 |
| Insert Size | 16 |
| Grade | BMA |
Learn more about Klarna
The Carmex Thread Turning Internal Insert - NPT - Right Hand - 16IR8NPTBMA is a precision cutting insert designed for internal threading of NPT right-hand threads. It belongs to our industry-leading family of thread turning inserts, recognized globally for reliable performance and broad compatibility.
Ideal for machinists, engineers, tradespeople, buyers, and hobbyists tackling internal threading tasks, this insert handles a wide range of thread standards—from basic to demanding—providing consistent results with fewer tool changes.
- Broad thread standards compatibility: Designed to handle a wide range of thread standards, including NPT right-hand threads, reducing tool changes and simplifying inventory for mixed jobs.
- Triangular laydown geometry for stable cutting: The laydown triangular insert geometry provides even edge support, promotes efficient chip evacuation, and delivers a consistent thread form across varying depths of cut.
- Internal-thread turning optimized for reliability: Specifically engineered for internal threading, this insert ensures precise seating and alignment, resulting in clean, concentric NPT threads and fewer rework passes.
This insert helps you streamline setups, reduce downtime, and deliver repeatable, accurate NPT threads across a broad workload. Its versatile compatibility empowers shops to tackle maintenance and production tasks with confidence, improving throughput and overall results.
| Thread Type | Internal |
| Thread Direction | Right Hand |
| Thread Form | NPT |
| Pitch | 8 |
| Insert Size | 16 |
| Grade | BMA |
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.
Full Range: Carmex Thread Turning Internal Inserts - NPT - Right/Left Hand
View full collection →You are viewing 16IR8NPTBMA. Click any other SKU to view its full details.
| Product SKU | Thread Type | Thread Direction | Thread Form | Pitch | Insert Size | Grade | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| 06IL27NPTBMA | Internal | Left Hand | NPT | 27 | 6 | BMA | £9.43 | 5 days | |
| 06IL27NPTBXC | Internal | Left Hand | NPT | 27 | 6 | BXC | £11.10 | 5 days | |
| 06IR27NPTBMA | Internal | Right Hand | NPT | 27 | 6 | BMA | £9.28 | In Stock | |
| 08IL18NPTBMA | Internal | Left Hand | NPT | 18 | 8 | BMA | £9.43 | 5 days | |
| 08IL27NPTBMA | Internal | Left Hand | NPT | 27 | 8 | BMA | £9.43 | 5 days | |
| 08IR18NPTBMA | Internal | Right Hand | NPT | 18 | 8 | BMA | £9.28 | In Stock | |
| 08IR27NPTBMA | Internal | Right Hand | NPT | 27 | 8 | BMA | £9.28 | In Stock | |
| 11IL14NPTBMA | Internal | Left Hand | NPT | 14 | 11 | BMA | £8.59 | 5 days | |
| 11IL18NPTBMA | Internal | Left Hand | NPT | 18 | 11 | BMA | £8.59 | 5 days | |
| 11IL27NPTBMA | Internal | Left Hand | NPT | 27 | 11 | BMA | £8.59 | 5 days | |
| 11IR14NPTBMA | Internal | Right Hand | NPT | 14 | 11 | BMA | £8.44 | In Stock | |
| 11IR18NPTBMA | Internal | Right Hand | NPT | 18 | 11 | BMA | £8.44 | In Stock | |
| 11IR27NPTBMA | Internal | Right Hand | NPT | 27 | 11 | BMA | £8.44 | In Stock | |
| 16IL11.5NPTBMA | Internal | Left Hand | NPT | 11.5 | 16 | BMA | £8.59 | 5 days | |
| 16IL14NPTBMA | Internal | Left Hand | NPT | 14 | 16 | BMA | £8.59 | 5 days | |
| 16IL18NPTBMA | Internal | Left Hand | NPT | 18 | 16 | BMA | £8.59 | 5 days | |
| 16IL27NPTBMA | Internal | Left Hand | NPT | 27 | 16 | BMA | £8.59 | 5 days | |
| 16IL8NPTBMA | Internal | Left Hand | NPT | 8 | 16 | BMA | £8.44 | 5 days | |
| 16IR11.5NPTBMA | Internal | Right Hand | NPT | 11.5 | 16 | BMA | £8.44 | 5 days | |
| 16IR14NPTBMA | Internal | Right Hand | NPT | 14 | 16 | BMA | £8.44 | In Stock | |
| 16IR18NPTBMA | Internal | Right Hand | NPT | 18 | 16 | BMA | £8.44 | In Stock | |
| 16IR27NPTBMA | Internal | Right Hand | NPT | 27 | 16 | BMA | £8.44 | In Stock | |
| 16IR8NPTBMA Viewing | Internal | Right Hand | NPT | 8 | 16 | BMA | £8.44 | 5 days |
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