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16IR32UNBLU - 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 | 32 |
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The ones our customers buy most.Description
The Carmex Thread Turning Internal Insert is a versatile cutting solution designed for internal threading in turning operations. Specifically engineered to support UN thread standards—UNC, UNF, UNEF, and UNS—this right‑hand insert covers a broad range of common thread sizes with a single, reliable tool. Its laydown triangular geometry provides multiple cutting edges and stable engagement, helping you achieve clean, accurate threads with fewer tool changes.
- Versatile UN-thread compatibility: Handles UNC, UNF, UNEF, and UNS in a single insert, reducing setup time and streamlining inventory while delivering consistent results across multiple thread standards.
- Durable multi-edge laydown triangular design: Multiple cutting edges and a robust geometry provide longer tool life and dependable performance in a variety of materials and applications.
- Right-hand internal threading for reliable performance: Optimized for right‑hand threads, delivering predictable engagement, precise thread profiles, and reduced rework in demanding production environments.
Designed for engineers, shop floor technicians, and maintenance professionals alike, this insert helps speed up internal threading tasks, minimize downtime, and maintain consistent thread quality from job to job. Whether tackling routine maintenance or high‑volume production, the Carmex UN internal insert delivers dependable performance with straightforward setup and proven reliability.
Part Numbers
- Protool Part Number
- 16IR32UNBLU
- 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.



