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08IL24UNBXC - Carmex Thread Turning Internal Insert - UN (UNC,UNF,UNEF,UNS) - Left Hand
| Thread Type | Internal |
| Thread Direction | Left Hand |
| Thread Form | UN (UNC UNF UNEF UNS) |
| Pitch | 24 |
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Description
Carmex Thread Turning Internal Insert is a versatile tool designed for internal threading across common standards. This left-hand, laydown triangular insert is part of our industry-leading range, built to cover UNC, UNF, UNEF, and UNS threads and to perform across a spectrum of applications—from basic tasks to demanding engineering work.
Whether you’re a professional machinist, maintenance engineer, or hobbyist, you can rely on its straightforward setup, stable cutting action, and durable performance to deliver consistent results.
- Universal UNC/UNS thread compatibility: Covers UNC, UNF, UNEF, and UNS internal threads, allowing you to tackle a wide range of projects without swapping tools or jigs.
- Triangular laydown geometry for stable cuts: The laydown triangular design provides balanced seating and smooth cutting action, promoting reliable thread quality with fewer passes and less chatter.
- Left-hand orientation for dedicated threading: Engineered for left-hand threading operations, enhancing efficiency and reducing setup time in compatible workflows.
This combination of broad compatibility, stable cutting geometry, and left-hand efficiency helps you complete internal threading tasks with confidence, improve workflow, and reduce downtime. Trustworthy performance across a variety of thread standards means you can finish parts faster with consistent, repeatable results.
Part Numbers
- Protool Part Number
- 08IL24UNBXC
- 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.

