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11IL1.0ISOK20 - Carmex Thread Turning Internal Insert - Metric - Left Hand
| Thread Type | Internal |
| Thread Direction | Left Hand |
| Thread Form | Metric |
| Pitch | 1 |
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Carmex Thread Turning Internal Insert – Metric – Left Hand – 11IL1.0ISOK20 is a high-quality, laydown triangular insert designed for internal thread turning. Part of Carmex's globally recognized range, it provides a versatile solution for the majority of metric thread standards in today’s machining environment. Whether you’re configuring a new setup or replacing worn tooling, this insert delivers reliable performance across a wide range of applications—from basic threading tasks to the most demanding ones.
- Broad thread standard compatibility: Covers the majority of metric thread standards, reducing tool changes and inventory needs in your workshop.
- Laydown triangular design for stability and life: The laydown geometry provides stable cutting action and even wear, helping extend tool life and deliver consistent finishes on internal threads.
- Versatility from basic to demanding applications: Engineered to handle a wide range of threading tasks with reliable, repeatable results—minimizing rework and downtime.
By choosing the Carmex Thread Turning Internal Insert, you equip your machine shop with a trusted tool that simplifies internal threading, reduces tool changes, and supports precise thread formation across metric sizes. The durable laydown triangular geometry promotes longer tool life and steady performance, helping you meet tight production schedules and deliver consistent, high-quality threaded parts.
Part Numbers
- Protool Part Number
- 11IL1.0ISOK20
- 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.



