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Carmex Thread Turning Internal Insert - Round - Right Hand - 27IR4RDBMA
| Thread Type | Internal |
| Thread Direction | Right Hand |
| Thread Form | Round |
| Pitch | 4 |
| Insert Size | 27 |
| Grade | BMA |
Learn more about Klarna
Carmex Thread Turning Internal Insert — Round — Right Hand — 27IR4RDBMA is a precision internal threading insert designed to deliver clean, accurate threads across a range of materials. Built for reliable performance, it’s suited for engineers, machinists, and hobbyists who value consistent results and efficient workflows.
As part of Carmex’s globally recognized threading insert range, this round, right-hand insert is designed to cover the majority of internal thread standards in use today. That broad compatibility helps minimize tool changes and keeps production moving smoothly between jobs.
- Broad thread-standards compatibility: Designed to cover the majority of internal thread standards in use today, reducing tool changes and keeping production moving between tasks.
- Right-hand threading optimized: Specifically configured for right-hand internal threads, delivering stable cutting action and consistent thread quality from simple to demanding jobs.
- Durable, reliable construction: Built for busy workshops, providing repeatable results and dependable performance over many cycles in varied materials.
With these strengths, the Carmex Round Right-Hand Internal Insert helps you complete internal threading tasks faster, with fewer insert changes and less rework. You’ll achieve reliable thread quality, smoother setup, and improved workflow across a range of projects, from prototyping to production.
| Thread Type | Internal |
| Thread Direction | Right Hand |
| Thread Form | Round |
| Pitch | 4 |
| Insert Size | 27 |
| 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 - Round - Right/Left Hand
View full collection →You are viewing 27IR4RDBMA. Click any other SKU to view its full details.
| Product SKU | Thread Type | Thread Direction | Thread Form | Pitch | Insert Size | Grade | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| 16IL10RDBMA | Internal | Left Hand | Round | 10 | 16 | BMA | £9.86 | 5 days | |
| 16IL6RDBMA | Internal | Left Hand | Round | 6 | 16 | BMA | £9.86 | 5 days | |
| 16IL8RDBMA | Internal | Left Hand | Round | 8 | 16 | BMA | £9.86 | 5 days | |
| 16IR10RDBMA | Internal | Right Hand | Round | 10 | 16 | BMA | £9.70 | In Stock | |
| 16IR6RDBMA | Internal | Right Hand | Round | 6 | 16 | BMA | £9.70 | In Stock | |
| 16IR8RDBMA | Internal | Right Hand | Round | 8 | 16 | BMA | £9.70 | 5 days | |
| 22IL4RDBMA | Internal | Left Hand | Round | 4 | 22 | BMA | £14.47 | 5 days | |
| 22IL6RDBMA | Internal | Left Hand | Round | 6 | 22 | BMA | £14.47 | 5 days | |
| 22IR4RDBMA | Internal | Right Hand | Round | 4 | 22 | BMA | £14.22 | In Stock | |
| 22IR6RDBMA | Internal | Right Hand | Round | 6 | 22 | BMA | £14.22 | In Stock | |
| 27IL4RDBMA | Internal | Left Hand | Round | 4 | 27 | BMA | £20.44 | 5 days | |
| 27IR4RDBMA Viewing | Internal | Right Hand | Round | 4 | 27 | BMA | £20.08 | 5 days |
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