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16ERB18UNBMA - Carmex Thread Turning External Insert - UN (UNC,UNF,UNEF,UNS) - Right Hand
| Thread Type | External |
| Thread Direction | Right Hand |
| Thread Form | UN (UNC UNF UNEF UNS) |
| Pitch | 18 |
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Description
Carmex Thread Turning External Insert for UN standards (UNC, UNF, UNEF, UNS) with Right Hand orientation is designed for external threading tasks. Our industry-leading range of thread turning inserts is recognized worldwide, and this laydown triangular insert provides a versatile solution for the majority of UN thread standards—from simple jobs to the most demanding ones.
- Broad UN-thread compatibility: Works with UNC, UNF, UNEF, and UNS external threads, enabling you to complete multiple jobs with a single insert and reducing tool changes.
- Laydown triangular geometry for stable cuts: Triangular insert design delivers steady engagement and consistent finishes across a variety of materials and depths of cut.
- Versatile performance for basic to demanding tasks: Engineered to handle a wide range of threading applications, providing reliable results without frequent tool changes.
This insert helps you streamline your threading workflow by covering multiple UN thread standards with one tool, reducing setup time and inventory. Its stable cutting geometry promotes predictable thread profiles and finishes, while its robust design supports sustained accuracy in both light and heavy-duty applications. With Carmex, you can depend on consistent results, lower downtime, and a smoother path from job start to finish.
Part Numbers
- Protool Part Number
- 16ERB18UNBMA
- 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 - BType - Unified - Right Hand
View full collection →You are viewing 16ERB18UNBMA. Click any other SKU to view its full details.
| Product SKU | Thread Type | Thread Direction | Thread Form | Pitch | Insert Size | Grade | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| 16ERB10UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 10 | 16 | BMA | £9.50 per item · pack of 10 | 5 days | Sold in packs of 10 |
| 16ERB11UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 11 | 16 | BMA | £9.50 per item · pack of 10 | 5 days | Sold in packs of 10 |
| 16ERB12UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 12 | 16 | BMA | £9.50 per item · pack of 10 | 5 days | Sold in packs of 10 |
| 16ERB13UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 13 | 16 | BMA | £9.50 per item · pack of 10 | 5 days | Sold in packs of 10 |
| 16ERB14UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 14 | 16 | BMA | £9.50 per item · pack of 10 | 5 days | Sold in packs of 10 |
| 16ERB16UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 16 | 16 | BMA | £9.50 per item · pack of 10 | 5 days | Sold in packs of 10 |
| 16ERB18UNBMA Viewing | External | Right Hand | UN (UNC UNF UNEF UNS) | 18 | 16 | BMA | £9.50 per item · pack of 10 | 5 days | Sold in packs of 10 |
| 16ERB20UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 20 | 16 | BMA | £9.50 per item · pack of 10 | 5 days | Sold in packs of 10 |
| 16ERB24UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 24 | 16 | BMA | £9.50 per item · pack of 10 | 5 days | Sold in packs of 10 |
| 16ERB8UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 8 | 16 | BMA | £9.50 per item · pack of 10 | 5 days | Sold in packs of 10 |
| 16ERB9UNBMA | External | Right Hand | UN (UNC UNF UNEF UNS) | 9 | 16 | BMA | £9.50 per item · pack of 10 | 5 days | Sold in packs of 10 |
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