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Carmex Thread Turning Internal Insert - W (BSW BSF BSP BSB) - Neutral - 08UIR/L12WBXC

08UIR/L12WBXC - Carmex Thread Turning Internal Insert - W (BSW BSF BSP BSB) - Neutral

SKU:08UIR/L12WBXC

Carmex Thread Turning Internal Insert - W (BSW BSF BSP BSB) is a versatile internal threading insert designed to handle multiple thread standards with a single tool. Part of Carmex’s industry-lea... Read more ↓
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M
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Thread TypeInternal
Thread DirectionNeutral
Thread FormW (BSW BSF BSP BSB)
Pitch12
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£13.35
per item · pack of 10
Prices shown ex. VAT
In Stock
Sold in packs of 10
Free delivery over £50 ex VAT
Secure checkout
14-day returns
30+ years expertise
Klarna
Pay in 3 interest-free instalments. No extra cost if paid on time. 18+ only.
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01732 887334
Mon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30

Description

Carmex Thread Turning Internal Insert - W (BSW BSF BSP BSB) is a versatile internal threading insert designed to handle multiple thread standards with a single tool. Part of Carmex’s industry-leading thread turning range, this laydown triangular insert delivers reliable, repeatable internal threads across common standards.

Designed for engineers, buyers, tradespeople, hobbyists, and workshop operators, it supports a wide range of applications—from straightforward thread cuts to more demanding threading tasks—helping you keep projects moving efficiently.

  • Broad thread compatibility: A single internal insert supports BSW, BSF, BSP and BSB standards, reducing tool changes and downtime in mixed-thread work.
  • Stable laydown triangular geometry: Triangle-shaped insert with a secure seating profile provides consistent engagement, smooth chip flow, and clean thread forms.
  • Proven reliability across workloads: The insert is part of an industry‑leading line trusted worldwide for performance from simple to challenging threading tasks.

With Carmex's Thread Turning Internal Insert, you gain a dependable tool that simplifies setup, accelerates your threading workflow, and helps you achieve accurate, repeatable results with fewer passes. This makes it a practical choice for production shops and DIY projects alike, improving overall efficiency and throughput.

Part Numbers

Protool Part Number
08UIR/L12WBXC
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.

Ask our technical team about this tool

Not sure if this is the right tool for your job? Ask us about speeds and feeds, material suitability, holders or alternatives — 30+ years of machining experience on the other end.

Prefer to talk? Call 01732 887334 — Mon–Thurs 8:30–17:30, Fri 8:30–16:30.

Complete Your Project

Tooling and consumables that work with this product.
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