Please log in here to access all benefits, including promotional discounts and faster checkouts.


11IR1.5ISOK20 - Carmex Thread Turning Internal Insert - Metric - Right Hand
| Thread Type | Internal |
| Thread Direction | Right Hand |
| Thread Form | Metric |
| Pitch | 1.5 |
Learn more about Klarna
Compatible holders
The ones our customers buy most.Description
Carmex Thread Turning Internal Insert (Metric, Right Hand, 11IR1.5ISOK20) is a precision internal threading insert designed for reliable performance in metalworking and production environments. This industry-leading, laydown triangular insert is built to cover the majority of thread standards with a single, dependable solution.
Ideal for engineers, machinists, and maintenance technicians, it handles a wide range of applications—from basic to demanding—helping you complete threading tasks with predictable results and fewer tool changes.
- Broad thread-standard compatibility: Covers the majority of thread standards available today, reducing the need to stock multiple inserts and simplifying changeovers.
- Triangular laydown geometry for stable cutting: The laydown design provides robust support and smooth chip control, delivering consistent internal threads and a smooth finish.
- Reliability across basic to demanding tasks: Engineered to perform from simple threading jobs to the most challenging applications, helping you complete projects with confidence.
Choose this insert to streamline your threading operations: easier setup, consistent results across a wide range of standards, and dependable performance that supports steady workflow and on-time production.
Part Numbers
- Protool Part Number
- 11IR1.5ISOK20
- 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.



