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Carmex Thread Turning Internal Insert - UN (UNC,UNF,UNEF,UNS) - Right Hand - 11IRB28UNBMA

Carmex Thread Turning Internal Insert - UN (UNC,UNF,UNEF,UNS) - Right Hand - 11IRB28UNBMA

SKU:11IRB28UNBMA

Meet the Carmex Thread Turning Internal Insert for UN thread standards. This right‑hand internal threading insert is built to handle UNC, UNF, UNEF, and UNS threads with a single, reliable tool. ... Read more ↓
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Thread TypeInternal
Thread DirectionRight Hand
Thread FormUN (UNC UNF UNEF UNS)
Pitch28
Insert Size11
GradeBMA
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£8.10
Prices shown ex. VAT
5 days estimated lead time — subject to availability
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Meet the Carmex Thread Turning Internal Insert for UN thread standards. This right‑hand internal threading insert is built to handle UNC, UNF, UNEF, and UNS threads with a single, reliable tool. As part of our industry‑leading line of laydown triangular inserts, it delivers steady performance from simple to challenging thread jobs.

  • Broad UN thread compatibility: Designed to cover UNC, UNF, UNEF, and UNS internal threads, simplifying setups and reducing tool inventory so you can work on a wider range of parts with one insert.
  • Triangular laydown geometry for stable cuts: The laydown shape provides rigid support and efficient chip flow, helping you achieve consistent thread forms and longer insert life across light to heavy cuts.
  • Proven performance across basic to demanding tasks: Built to handle a wide range of threading applications, delivering reliable results in daily production and challenging jobs alike.

By consolidating UN‑thread turning into a single insert, you can streamline tooling, reduce downtime caused by tool changes, and maintain consistent thread quality across your production run. The robust geometry and universal compatibility help you complete more parts with fewer inserts, delivering faster turnaround and improved overall performance.

Thread Type Internal
Thread Direction Right Hand
Thread Form UN (UNC UNF UNEF UNS)
Pitch 28
Insert Size 11
Grade BMA

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.

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Full Range: Carmex Thread Turning Internal Inserts - BType - Unified - Right Hand

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You are viewing 11IRB28UNBMA. Click any other SKU to view its full details.

Product SKUThread TypeThread DirectionThread FormPitchInsert SizeGradePriceStock Order
11IRB12UNBMA InternalRight HandUN (UNC UNF UNEF UNS)1211BMA£8.10 5 days
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11IRB16UNBMA InternalRight HandUN (UNC UNF UNEF UNS)1611BMA£10.55 5 days
11IRB18UNBMA InternalRight HandUN (UNC UNF UNEF UNS)1811BMA£8.10 5 days
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11IRB24UNBMA InternalRight HandUN (UNC UNF UNEF UNS)2411BMA£10.55 5 days
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11IRB32UNBMA InternalRight HandUN (UNC UNF UNEF UNS)3211BMA£8.10 5 days
16IRB10UNBMA InternalRight HandUN (UNC UNF UNEF UNS)1016BMA£9.50 5 days
16IRB12UNBMA InternalRight HandUN (UNC UNF UNEF UNS)1216BMA£9.50 5 days
16IRB14UNBMA InternalRight HandUN (UNC UNF UNEF UNS)1416BMA£9.50 5 days
16IRB16UNBMA InternalRight HandUN (UNC UNF UNEF UNS)1616BMA£9.50 5 days
16IRB18UNBMA InternalRight HandUN (UNC UNF UNEF UNS)1816BMA£9.50 5 days
16IRB20UNBMA InternalRight HandUN (UNC UNF UNEF UNS)2016BMA£9.50 5 days
16IRB24UNBMA InternalRight HandUN (UNC UNF UNEF UNS)2416BMA£9.50 5 days
16IRB8UNBMA InternalRight HandUN (UNC UNF UNEF UNS)816BMA£9.50 5 days