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Carmex Thread Turning External Insert - UN (UNC,UNF,UNEF,UNS) - Right Hand - 16ER11UNBMA
| Thread Type | External |
| Thread Direction | Right Hand |
| Thread Form | UN (UNC UNF UNEF UNS) |
| Pitch | 11 |
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Description
Introducing the Carmex Thread Turning External Insert (model 16ER11UNBMA) for UNC, UNF, UNEF, and UNS external threads in a right‑hand configuration. This laydown triangular insert is designed to tackle a wide range of thread turning tasks—from routine joints to demanding, precision work—making it a reliable choice for engineers, machinists, buyers, tradespeople, and hobbyists alike.
- Universal thread compatibility: Covers UNC, UNF, UNEF, and UNS external thread standards with a single insert, helping you reduce tool changes and keep your inventory lean.
- Durable laydown triangular geometry: Delivers stable cutting action and smooth chip control, supporting consistent thread quality and longer tool life across diverse materials.
- Right‑hand orientation for easy integration: Ready to use in standard external threading setups, enabling quick setup and reliable performance across projects.
This insert streamlines your threading workflow by providing a single, dependable solution for multiple thread standards, delivering repeatable results and reducing downtime. Whether you’re running routine production or tackling precision work, you can expect consistent thread profiles, fewer interruptions, and confident results across a broad range of applications.
Part Numbers
- Protool Part Number
- 16ER11UNBMA
- 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.
Full Range: Carmex Thread Turning External Inserts - Unified - Right/Left Hand
View full collection →You are viewing 16ER11UNBMA. Click any other SKU to view its full details.
| Product SKU | Thread Type | Thread Direction | Thread Form | Pitch | Insert Size | Grade | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| 16EL10UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 10 | 16 | BMA | £9.50 | 5 days | |
| 16EL11.5UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 11.5 | 16 | BMA | £7.29 | 5 days | |
| 16EL11UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 11 | 16 | BMA | £9.50 | 5 days | |
| 16EL12UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 12 | 16 | BMA | £9.50 | 5 days | |
| 16EL13UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 13 | 16 | BMA | £9.50 | 5 days | |
| 16EL14UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 14 | 16 | BMA | £9.50 | In Stock | |
| 16EL16UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 16 | 16 | BMA | £9.50 | 5 days | |
| 16EL18UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 18 | 16 | BMA | £9.50 | In Stock | |
| 16EL20UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 20 | 16 | BMA | £9.50 | 5 days | |
| 16EL24UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 24 | 16 | BMA | £9.50 | 5 days | |
| 16EL27UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 27 | 16 | BMA | £7.29 | 5 days | |
| 16EL28UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 28 | 16 | BMA | £9.50 | 5 days | |
| 16EL32UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 32 | 16 | BMA | £9.50 | 5 days | |
| 16EL36UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 36 | 16 | BMA | £9.47 | 5 days | |
| 16EL40UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 40 | 16 | BMA | £9.47 | 5 days | |
| 16EL44UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 44 | 16 | BMA | £9.47 | 5 days | |
| 16EL48UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 48 | 16 | BMA | £9.47 | 5 days | |
| 16EL56UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 56 | 16 | BMA | £9.47 | 5 days | |
| 16EL64UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 64 | 16 | BMA | £9.47 | 5 days | |
| 16EL72UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 72 | 16 | BMA | £9.47 | 5 days | |
| 16EL8UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 8 | 16 | BMA | £9.50 | 5 days | |
| 16EL9UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 9 | 16 | BMA | £9.50 | 5 days | |
| 16ER10UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 10 | 16 | BMA | £9.50 | In Stock | |
| 16ER11.5UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 11.5 | 16 | BMA | £9.50 | In Stock | |
| 16ER11UNBMA Viewing | External | Right Hand | UN (UNC UNF UNEF UNS) | 11 | 16 | BMA | £9.50 | In Stock | |
| 16ER12UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 12 | 16 | BMA | £9.50 | In Stock | |
| 16ER13UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 13 | 16 | BMA | £9.50 | 5 days | |
| 16ER14UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 14 | 16 | BMA | £9.50 | 5 days | |
| 16ER16UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 16 | 16 | BMA | £9.50 | 5 days | |
| 16ER18UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 18 | 16 | BMA | £9.50 | In Stock | |
| 16ER20UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 20 | 16 | BMA | £9.50 | In Stock | |
| 16ER24UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 24 | 16 | BMA | £9.50 | In Stock | |
| 16ER27UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 27 | 16 | BMA | £9.50 | In Stock | |
| 16ER28UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 28 | 16 | BMA | £9.50 | In Stock | |
| 16ER32UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 32 | 16 | BMA | £9.50 | 5 days | |
| 16ER36UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 36 | 16 | BMA | £12.31 | In Stock | |
| 16ER40UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 40 | 16 | BMA | £12.31 | In Stock | |
| 16ER44UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 44 | 16 | BMA | £12.31 | 5 days | |
| 16ER48UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 48 | 16 | BMA | £12.31 | In Stock | |
| 16ER56UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 56 | 16 | BMA | £12.31 | In Stock | |
| 16ER64UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 64 | 16 | BMA | £12.31 | In Stock | |
| 16ER72UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 72 | 16 | BMA | £12.31 | In Stock | |
| 16ER8UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 8 | 16 | BMA | £9.50 | In Stock | |
| 16ER9UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 9 | 16 | BMA | £9.50 | 5 days | |
| 22EL5UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 5 | 22 | BMA | £10.69 | 5 days | |
| 22EL6UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 6 | 22 | BMA | £10.69 | 5 days | |
| 22EL7UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 7 | 22 | BMA | £10.69 | 5 days | |
| 22ER5UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 5 | 22 | BMA | £13.93 | In Stock | |
| 22ER6UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 6 | 22 | BMA | £13.93 | In Stock | |
| 22ER7UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 7 | 22 | BMA | £13.93 | 5 days | |
| 27EL4.5UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 4.5 | 27 | BMA | £15.10 | 5 days | |
| 27EL4UNBMA | External | Left Hand | UN (UNC UNF UNEF UNS) | 4 | 27 | BMA | £15.10 | 5 days | |
| 27ER4UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 4 | 27 | BMA | £19.64 | In Stock |
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