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16IR2.0ISOK20 - Carmex Thread Turning Internal Insert - Metric - Right Hand
| Thread Type | Internal |
| Thread Direction | Right Hand |
| Thread Form | Metric |
| Pitch | 2 |
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Carmex Thread Turning Internal Insert, Metric, Right-Hand, Model 16IR2.0ISOK20, is designed for internal threading tasks in CNC lathes and turning centers. It belongs to our industry-leading range of thread turning inserts recognized worldwide and covers a broad spectrum of metric right-hand thread standards for both simple repairs and high-volume production.
The laydown triangular geometry delivers stable cutting action and consistent thread quality, while a robust design stands up to demanding applications across a range of materials.
- Broad thread standard coverage: Designed to cover the majority of metric right-hand thread standards, reducing tool changes and keeping production moving.
- Triangular laydown geometry for stability: Provides rigid edge support and efficient chip control for cleaner, more consistent thread finishes.
- Reliable performance across basic to demanding tasks: Engineered to handle a wide range of applications—from simple threading to the most demanding jobs—delivering consistent results across materials.
This insert helps you complete threaded parts with confidence, streamline your workflow, and minimize downtime. By supporting a wide range of metric right-hand thread standards, it enables smoother setup, predictable results, and reliable performance across varied machining tasks.
Part Numbers
- Protool Part Number
- 16IR2.0ISOK20
- 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.



