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Carmex Thread Turning External Insert - 55 Degree Partial - Right Hand - 16ERG55BLU
| Thread Type | External |
| Thread Direction | Right Hand |
| Thread Form | 55 Degree Partial |
| Pitch | 1.75-3.0 (14-8) |
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Carmex Thread Turning External Insert - 55 Degree Partial - Right Hand is a high-quality laydown triangular insert designed for external thread turning. It’s part of an industry-leading range that’s recognized worldwide for versatility and reliability, making it a trusted choice for shops, engineers, and maintenance teams.
These inserts provide a solution for the majority of thread standards available today, delivering reliable performance across a wide range of applications—from basic threading to the most demanding tasks.
- Broad thread-standards compatibility: Covers the majority of thread standards in use today, minimizing tool changes and inventory while enabling quick setups.
- Durable laydown triangular design with multiple usable edges: Offers multiple cutting edges and a stable seating, delivering longer edge life and consistent performance across jobs.
- 55° external thread geometry for right-hand threading: Provides precise, clean external threads with a right-hand orientation for reliable results across a range of materials.
This combination saves you time and money by reducing tool changes and stock variety, while delivering repeatable thread quality and smooth finishes. The Carmex insert supports a wide range of threading tasks with predictable results, helping you speed up setups, minimize rework, and maintain steady productivity across both simple and complex projects.
Part Numbers
- Protool Part Number
- 16ERG55BLU
- 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.



