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Carmex Thread Turning External Insert - American Butress - Left Hand - 16EL10ABUTK20
| Thread Type | External |
| Thread Direction | Left Hand |
| Thread Form | American Butress |
| Pitch | 10 |
| Insert Size | 16 |
| Grade | K20 |
Learn more about Klarna
Introducing the Carmex Thread Turning External Insert - American Butress - Left Hand - 16EL10ABUTK20. This external insert is part of our globally trusted range for thread turning, featuring a laydown triangular geometry designed to deliver reliable external threading performance across a broad set of standards.
Engineered for professionals and serious hobbyists alike, it covers a wide range of thread standards and applications—from straightforward cuts to more demanding tasks—reducing the need for multiple tools and helping you complete jobs faster.
- Broad thread‑standard compatibility: Enables external threading across the majority of commonly used thread standards, helping you tackle more jobs with a single insert.
- Laydown triangular geometry for stable, consistent cuts: The triangular laydown design provides balanced cutting action and predictable chip formation across various thread profiles.
- Left-hand orientation for efficient external threading: Specifically designed for left-handed threading operations, supporting smooth setup and reliable results.
This insert helps you streamline workflows by reducing tool changes and speeding setup while delivering consistent, repeatable thread quality. Built to withstand regular use in production or maintenance environments, it supports on-time delivery of parts and helps you maintain quality across a wide range of threaded components.
| Thread Type | External |
| Thread Direction | Left Hand |
| Thread Form | American Butress |
| Pitch | 10 |
| Insert Size | 16 |
| Grade | K20 |
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.
