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16IR24UNBLU - Carmex Thread Turning Internal Insert - UN (UNC,UNF,UNEF,UNS) - Right Hand
| Thread Type | Internal |
| Thread Direction | Right Hand |
| Thread Form | UN (UNC UNF UNEF UNS) |
| Pitch | 24 |
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The ones our customers buy most.Description
Carmex Thread Turning Internal Insert is a versatile tool designed for internal threading across UNC, UNF, UNEF, and UNS standards. From basic maintenance tasks to the most demanding production runs, this right-hand, laydown triangular insert delivers reliable performance with consistent thread quality and straightforward integration into your existing equipment.
- Broad UN-thread compatibility: Covers UNC, UNF, UNEF, and UNS in a single insert, enabling internal threading across the UN family without frequent tool changes.
- Laydown triangular geometry for stability: The laydown design enhances chip control and load distribution for clean, accurate threads even on challenging materials.
- Right-hand orientation for predictable results: Specifically engineered for right-hand threads, ensuring easy setup and consistent engagement across various applications.
By using this insert, you can speed up internal threading workflows, reduce tool changes, and achieve consistent, reliable results from maintenance tasks through to high-output production. Its universal UN compatibility and robust construction help minimize downtime and improve overall threading performance.
Part Numbers
- Protool Part Number
- 16IR24UNBLU
- 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.



