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Carmex Thread Turning Internal Insert - UN (UNC,UNF,UNEF,UNS) - Right Hand - 27IR8UN2MBMA

Carmex Thread Turning Internal Insert - UN (UNC,UNF,UNEF,UNS) - Right Hand - 27IR8UN2MBMA

SKU:27IR8UN2MBMA

The Carmex Thread Turning Internal Insert (27IR8UN2MBMA) is a versatile cutting tool designed for internal threading across Unified thread standards (UNC, UNF, UNEF, UNS). Built for right-hand thr... Read more ↓
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Thread TypeInternal
Thread DirectionRight Hand
Thread FormUN (UNC UNF UNEF UNS)
Pitch8
Insert Size27
GradeBMA
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£32.72
Prices shown ex. VAT
5 days estimated lead time — subject to availability
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01732 887334
Mon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30

The Carmex Thread Turning Internal Insert (27IR8UN2MBMA) is a versatile cutting tool designed for internal threading across Unified thread standards (UNC, UNF, UNEF, UNS). Built for right-hand threads, it's well-suited for shop floors, engineers, and hobbyists who need reliable, repeatable results—from simple repairs to high-demand production runs.

With its laydown triangular geometry, this insert offers multiple usable edges and stable cutting action, helping you achieve crisp thread profiles with less effort and less downtime.

  • Broad Unified Thread Coverage: One insert supports UNC, UNF, UNEF, and UNS internal threads, reducing tooling complexity and speeding setup for most internal threading jobs.
  • Right-Hand Threading for Consistent Results: Specifically designed for right-hand threads, it delivers predictable cutting action, clean thread profiles, and reliable performance across a range of materials.
  • Laydown Triangular Design with Multiple Edges: The triangular geometry provides multiple usable edges for extended tool life and faster tool changes, helping you finish demanding jobs with fewer interruptions.

This insert helps you streamline internal threading workflows, cut down setup and changeover time, and consistently produce accurate threads that assemble reliably. Whether you're maintaining equipment, producing parts, or performing precision repairs, the Carmex 27IR8UN2MBMA internal insert is designed to deliver dependable performance, day in and day out.

Thread Type Internal
Thread Direction Right Hand
Thread Form UN (UNC UNF UNEF UNS)
Pitch 8
Insert Size 27
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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honest about stock and prices are competitive.
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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 - Multitooth - Unified - Right Hand

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You are viewing 27IR8UN2MBMA. Click any other SKU to view its full details.

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