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Carmex Thread Turning Internal Insert - UN (UNC,UNF,UNEF,UNS) - Right Hand - 11IRB16UNBMA

Carmex Thread Turning Internal Insert - UN (UNC,UNF,UNEF,UNS) - Right Hand - 11IRB16UNBMA

SKU:11IRB16UNBMA

Carmex Thread Turning Internal Insert – UN (UNC, UNF, UNEF, UNS) – Right Hand – 11IRB16UNBMA is a high-quality internal threading insert designed to simplify turning internal threads. Built as a ... Read more ↓
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Thread TypeInternal
Thread DirectionRight Hand
Thread FormUN (UNC UNF UNEF UNS)
Pitch16
Insert Size11
GradeBMA
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£10.55
Prices shown ex. VAT
5 days estimated lead time — subject to availability
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Carmex Thread Turning Internal Insert – UN (UNC, UNF, UNEF, UNS) – Right Hand – 11IRB16UNBMA is a high-quality internal threading insert designed to simplify turning internal threads. Built as a laydown triangular insert, it covers the most common thread standards in one versatile tool.

Ideal for machinists, engineers, and shop technicians, this insert supports a wide range of applications—from straightforward, everyday threading tasks to more demanding operations—helping you complete parts to spec more efficiently.

  • Broad thread standard compatibility: One insert that supports UNC, UNF, UNEF, and UNS reduces the need for multiple tools and keeps your workflow moving—great for shops that handle varied parts.
  • Triangular laydown design for stable cutting: The laydown geometry provides consistent engagement and reliable thread formation across a broad range of applications.
  • Right-hand orientation for common threading: Optimized for right-hand threads, delivering predictable, dependable results in everyday machining tasks.

This internal insert helps you streamline tool management while delivering consistent, high-quality internal threads. Its versatile compatibility saves time on tool changes, reduces setup complexity, and supports reliable performance across basic and demanding threading jobs alike—so you can finish parts right the first time with confidence.

Thread Type Internal
Thread Direction Right Hand
Thread Form UN (UNC UNF UNEF UNS)
Pitch 16
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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Staff are very helpful and interested in providing a good service making us the customer feel valued.
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Staff are very helpful and polite.Goods that were in stock were dispatched same day and back orders were quick in coming through .
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Buying experience
Phone requests are handled quickly and without any fuss. The website is easy to use and straightforward to order from. It’s especially helpful that it shows real‑time availability, so we don’t need to call to confirm whether parts will arrive.
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Full Range: Carmex Thread Turning Internal Inserts - BType - Unified - Right Hand

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You are viewing 11IRB16UNBMA. 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
11IRB14UNBMA InternalRight HandUN (UNC UNF UNEF UNS)1411BMA£8.10 5 days
11IRB16UNBMA ViewingInternalRight HandUN (UNC UNF UNEF UNS)1611BMA£10.55 5 days
11IRB18UNBMA InternalRight HandUN (UNC UNF UNEF UNS)1811BMA£8.10 5 days
11IRB20UNBMA InternalRight HandUN (UNC UNF UNEF UNS)2011BMA£10.55 In Stock
11IRB24UNBMA InternalRight HandUN (UNC UNF UNEF UNS)2411BMA£10.55 5 days
11IRB28UNBMA InternalRight HandUN (UNC UNF UNEF UNS)2811BMA£8.10 5 days
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