Please log in here to access all benefits, including promotional discounts and faster checkouts.
Carmex Thread Turning Internal Insert - UN (UNC,UNF,UNEF,UNS) - Right Hand - 11IR56UNBMA
SKU:11IR56UNBMA
Carmex Thread Turning Internal Insert - UN (UNC, UNF, UNEF, UNS) - Right Hand - 11IR56UNBMA is part of Carmex's industry-leading range of thread turning inserts. These high-quality laydown triang...
Read more ↓
Material Compatibility
P
M
K
S
H
Specification
Download Cutting Data
| Thread Type | Internal |
| Thread Direction | Right Hand |
| Thread Form | UN (UNC UNF UNEF UNS) |
| Pitch | 56 |
| Insert Size | 11 |
| Grade | BMA |
£11.16
Prices shown ex. VAT
5 days estimated lead time
— subject to availability
View Other Sizes →
Free delivery over £50 ex VAT
Secure checkout
14-day returns
30+ years expertise
Pay in 3 interest-free instalments. No extra cost if paid on time. 18+ only.
Learn more about Klarna
Learn more about Klarna
Carmex Thread Turning Internal Insert - UN (UNC, UNF, UNEF, UNS) - Right Hand - 11IR56UNBMA is part of Carmex's industry-leading range of thread turning inserts. These high-quality laydown triangular inserts are designed to create accurate internal threads across the majority of thread standards available today. They can handle a wide range of applications—from basic to the most demanding ones—delivering dependable results.
Ideal for engineers, machinists, and shop floor technicians, this insert provides a versatile solution for a broad set of internal threading needs, ensuring reliable performance across common standards.
- Broad thread standard compatibility: Covers UNC, UNF, UNEF, and UNS internal threads with a single insert, simplifying setup and enabling you to tackle most jobs without swapping tools.
- Laydown triangular geometry for stable cutting: The triangular, laydown design seats securely in the holder, delivering steady cuts and smooth chip control for consistent thread accuracy across materials.
- Durable design for reliable life: Engineered to perform across a wide range of applications, helping you achieve repeatable results and longer tool life per insert.
With the Carmex Thread Turning Internal Insert, you gain a dependable, versatile tool that supports accurate internal threading across common standards, streamlines workflows, and helps you meet tight tolerances on both new parts and maintenance work. Its reliability and broad applicability translate to fewer interruptions, faster part cycles, and consistent results across production tasks.
| Thread Type | Internal |
| Thread Direction | Right Hand |
| Thread Form | UN (UNC UNF UNEF UNS) |
| Pitch | 56 |
| Insert Size | 11 |
| 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.
★★★★★
Nice experience staff are very helpful and interested...
Staff are very helpful and interested in providing a good service making us the customer feel valued.
★★★★★
first place we look
honest about stock and prices are competitive.
★★★★★
Polite and helpful
Staff are very helpful and polite.Goods that were in stock were dispatched same day and back orders were quick in coming through .
★★★★★
Buying experience
Phone requests are handled quickly and without any fuss. The website is easy to use and straightforward to order from. It’s especially helpful that it shows real‑time availability, so we don’t need to call to confirm whether parts will arrive.
Full Range: Carmex Thread Turning Internal Inserts - Unified - Right/Left Hand
View full collection →You are viewing 11IR56UNBMA. Click any other SKU to view its full details.
| Product SKU | Thread Type | Thread Direction | Thread Form | Pitch | Insert Size | Grade | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| 06IL18UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 18 | 6 | BMA | £9.43 | 5 days | |
| 06IL18UNBXC | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 18 | 6 | BXC | £11.10 | 5 days | |
| 06IL18WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 18 | 6 | BMA | £9.43 | 5 days | |
| 06IL20UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 20 | 6 | BMA | £9.43 | In Stock | |
| 06IL20UNBXC | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 20 | 6 | BXC | £11.10 | In Stock | |
| 06IL20WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 20 | 6 | BMA | £9.43 | 5 days | |
| 06IL22WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 22 | 6 | BMA | £9.43 | 5 days | |
| 06IL24UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 24 | 6 | BMA | £11.14 | 5 days | |
| 06IL24UNBXC | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 24 | 6 | BXC | £11.10 | 5 days | |
| 06IL28UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 28 | 6 | BMA | £9.43 | 5 days | |
| 06IL28UNBXC | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 28 | 6 | BXC | £11.10 | 5 days | |
| 06IL32UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 32 | 6 | BMA | £11.14 | In Stock | |
| 06IL32UNBXC | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 32 | 6 | BXC | £11.10 | 5 days | |
| 06IR18UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 18 | 6 | BMA | £9.28 | In Stock | |
| 06IR18UNBXC | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 18 | 6 | BXC | £9.28 | In Stock | |
| 06IR20UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 20 | 6 | BMA | £9.28 | In Stock | |
| 06IR20UNBXC | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 20 | 6 | BXC | £9.28 | 5 days | |
| 06IR24UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 24 | 6 | BMA | £9.28 | 5 days | |
| 06IR28UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 28 | 6 | BMA | £9.28 | In Stock | |
| 06IR32UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 32 | 6 | BMA | £9.28 | In Stock | |
| 08IL14UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 14 | 8 | BMA | £11.10 | 5 days | |
| 08IL16UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 16 | 8 | BMA | £9.43 | 5 days | |
| 08IL18UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 18 | 8 | BMA | £11.10 | 5 days | |
| 08IL20UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 20 | 8 | BMA | £11.10 | 5 days | |
| 08IL24UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 24 | 8 | BMA | £11.10 | 5 days | |
| 08IL28UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 28 | 8 | BMA | £11.10 | 5 days | |
| 08IL32UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 32 | 8 | BMA | £11.10 | 5 days | |
| 08IR13UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 13 | 8 | BMA | £9.28 | In Stock | |
| 08IR14UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 14 | 8 | BMA | £9.28 | In Stock | |
| 08IR16UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 16 | 8 | BMA | £9.28 | 5 days | |
| 08IR18UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 18 | 8 | BMA | £9.28 | In Stock | |
| 08IR20UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 20 | 8 | BMA | £9.28 | In Stock | |
| 08IR24UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 24 | 8 | BMA | £9.28 | 5 days | |
| 08IR28UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 28 | 8 | BMA | £9.28 | 5 days | |
| 08IR32UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 32 | 8 | BMA | £9.28 | 5 days | |
| 11IL11UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 11 | 11 | BMA | £8.59 | 5 days | |
| 11IL12UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 12 | 11 | BMA | £8.59 | 5 days | |
| 11IL13UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 13 | 11 | BMA | £8.44 | 5 days | |
| 11IL14UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 14 | 11 | BMA | £8.59 | 5 days | |
| 11IL16UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 16 | 11 | BMA | £8.44 | In Stock | |
| 11IL18UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 18 | 11 | BMA | £8.44 | In Stock | |
| 11IL20UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 20 | 11 | BMA | £8.59 | 5 days | |
| 11IL24UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 24 | 11 | BMA | £8.59 | In Stock | |
| 11IL27UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 27 | 11 | BMA | £8.59 | 5 days | |
| 11IL28UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 28 | 11 | BMA | £8.44 | 5 days | |
| 11IL32UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 32 | 11 | BMA | £8.59 | 5 days | |
| 11IL36UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 36 | 11 | BMA | £11.16 | 5 days | |
| 11IL40UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 40 | 11 | BMA | £11.16 | 5 days | |
| 11IL44UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 44 | 11 | BMA | £11.16 | 5 days | |
| 11IL48UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 48 | 11 | BMA | £11.16 | 5 days | |
| 11IL56UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 56 | 11 | BMA | £11.16 | 5 days | |
| 11IL64UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 64 | 11 | BMA | £11.16 | 5 days | |
| 11IL72UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 72 | 11 | BMA | £11.16 | 5 days | |
| 11IR11UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 11 | 11 | BMA | £8.44 | 5 days | |
| 11IR12UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 12 | 11 | BMA | £8.44 | In Stock | |
| 11IR13UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 13 | 11 | BMA | £8.44 | In Stock | |
| 11IR14UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 14 | 11 | BMA | £8.44 | 5 days | |
| 11IR16UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 16 | 11 | BMA | £8.44 | In Stock | |
| 11IR18UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 18 | 11 | BMA | £8.44 | 5 days | |
| 11IR20UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 20 | 11 | BMA | £8.44 | 5 days | |
| 11IR24UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 24 | 11 | BMA | £8.44 | In Stock | |
| 11IR27UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 27 | 11 | BMA | £8.44 | In Stock | |
| 11IR28UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 28 | 11 | BMA | £8.44 | In Stock | |
| 11IR32UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 32 | 11 | BMA | £8.44 | In Stock | |
| 11IR36UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 36 | 11 | BMA | £10.94 | In Stock | |
| 11IR40UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 40 | 11 | BMA | £8.44 | In Stock | |
| 11IR44UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 44 | 11 | BMA | £11.16 | 5 days | |
| 11IR48UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 48 | 11 | BMA | £10.94 | 5 days | |
| 11IR56UNBMA Viewing | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 56 | 11 | BMA | £11.16 | 5 days | |
| 11IR64UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 64 | 11 | BMA | £11.16 | 5 days | |
| 11IR72UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 72 | 11 | BMA | £11.16 | 5 days | |
| 16IL10UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 10 | 16 | BMA | £8.44 | 5 days | |
| 16IL11.5UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 11.5 | 16 | BMA | £8.59 | 5 days | |
| 16IL11UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 11 | 16 | BMA | £8.44 | 5 days | |
| 16IL12UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 12 | 16 | BMA | £8.44 | 5 days | |
| 16IL13UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 13 | 16 | BMA | £8.44 | 5 days | |
| 16IL14UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 14 | 16 | BMA | £8.44 | 5 days | |
| 16IL16UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 16 | 16 | BMA | £8.44 | 5 days | |
| 16IL18UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 18 | 16 | BMA | £8.44 | 5 days | |
| 16IL20UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 20 | 16 | BMA | £8.44 | 5 days | |
| 16IL24UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 24 | 16 | BMA | £8.59 | In Stock | |
| 16IL27UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 27 | 16 | BMA | £8.59 | 5 days | |
| 16IL28UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 28 | 16 | BMA | £8.59 | 5 days | |
| 16IL32UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 32 | 16 | BMA | £8.59 | 5 days | |
| 16IL36UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 36 | 16 | BMA | £11.16 | 5 days | |
| 16IL40UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 40 | 16 | BMA | £11.16 | 5 days | |
| 16IL44UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 44 | 16 | BMA | £11.16 | 5 days | |
| 16IL48UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 48 | 16 | BMA | £11.16 | 5 days | |
| 16IL56UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 56 | 16 | BMA | £11.16 | 5 days | |
| 16IL64UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 64 | 16 | BMA | £11.16 | 5 days | |
| 16IL72UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 72 | 16 | BMA | £11.16 | 5 days | |
| 16IL8UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 8 | 16 | BMA | £8.44 | In Stock | |
| 16IL9UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 9 | 16 | BMA | £8.44 | 5 days | |
| 16IR10UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 10 | 16 | BMA | £8.44 | In Stock | |
| 16IR11.5UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 11.5 | 16 | BMA | £8.44 | In Stock | |
| 16IR11UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 11 | 16 | BMA | £8.44 | In Stock | |
| 16IR12UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 12 | 16 | BMA | £8.44 | In Stock | |
| 16IR13UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 13 | 16 | BMA | £8.44 | In Stock | |
| 16IR14UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 14 | 16 | BMA | £8.44 | In Stock | |
| 16IR16UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 16 | 16 | BMA | £8.44 | 5 days | |
| 16IR18UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 18 | 16 | BMA | £8.44 | In Stock | |
| 16IR20UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 20 | 16 | BMA | £8.44 | In Stock | |
| 16IR24UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 24 | 16 | BMA | £8.44 | In Stock | |
| 16IR27UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 27 | 16 | BMA | £8.44 | In Stock | |
| 16IR28UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 28 | 16 | BMA | £8.44 | In Stock | |
| 16IR32UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 32 | 16 | BMA | £8.44 | In Stock | |
| 16IR36UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 36 | 16 | BMA | £10.94 | In Stock | |
| 16IR40UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 40 | 16 | BMA | £10.94 | In Stock | |
| 16IR44UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 44 | 16 | BMA | £10.94 | 5 days | |
| 16IR48UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 48 | 16 | BMA | £10.94 | 5 days | |
| 16IR56UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 56 | 16 | BMA | £10.94 | 5 days | |
| 16IR64UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 64 | 16 | BMA | £10.94 | 5 days | |
| 16IR72UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 72 | 16 | BMA | £10.94 | 5 days | |
| 16IR8UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 8 | 16 | BMA | £8.44 | In Stock | |
| 16IR9UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 9 | 16 | BMA | £8.44 | In Stock | |
| 22IL5UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 5 | 22 | BMA | £12.59 | 5 days | |
| 22IL6UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 6 | 22 | BMA | £12.59 | 5 days | |
| 22IL7UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 7 | 22 | BMA | £12.59 | 5 days | |
| 22IR5UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 5 | 22 | BMA | £12.38 | 5 days | |
| 22IR6UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 6 | 22 | BMA | £12.38 | In Stock | |
| 22IR7UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 7 | 22 | BMA | £12.38 | In Stock | |
| 27IL4.5UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 4.5 | 27 | BMA | £17.79 | 5 days | |
| 27IL4UNBMA | Internal | Left Hand | UN (UNC UNF UNEF UNS) | 4 | 27 | BMA | £17.79 | 5 days | |
| 27IR4.5UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 4.5 | 27 | BMA | £17.46 | 5 days | |
| 27IR4UNBMA | Internal | Right Hand | UN (UNC UNF UNEF UNS) | 4 | 27 | BMA | £17.46 | 5 days |
No products match your filters.
