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11EL1.50ISOBMA - Carmex Thread Turning External Insert - Metric - Left Hand

SKU:11EL1.50ISOBMA

Carmex Thread Turning External Insert (Metric, Left Hand) 11EL1.50ISOBMA is part of our globally trusted range of thread turning inserts. These laydown triangular inserts are designed to cover th... Read more ↓
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M
K
S
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Thread TypeExternal
Thread DirectionLeft Hand
Thread FormMetric
Pitch1.5
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£10.55
per item · pack of 10
Prices shown ex. VAT
5 days estimated lead time — subject to availability
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 External Insert (Metric, Left Hand) 11EL1.50ISOBMA is part of our globally trusted range of thread turning inserts. These laydown triangular inserts are designed to cover the majority of thread standards used today, delivering reliable performance across a wide range of applications.

Designed to be practical for a spectrum of threading tasks—from simple to demanding—this insert helps you complete more work with fewer tool changes and less downtime. It’s a versatile choice for engineers, machinists, buyers, and hobbyists who value consistent results and straightforward setup.

  • Broad thread compatibility: Built to address the majority of common thread standards, reducing the need for multiple tools and helping you keep production moving.
  • Triangular laydown geometry for stable cutting: The laydown triangular design promotes stable engagement, delivering clean, repeatable thread profiles across materials.
  • Reliable performance from basic to demanding applications: Capable of handling simple to complex threading tasks with dependable results on every pass.

This insert is a practical, all-in-one solution for metric left-hand threading tasks, helping you streamline workflows, improve consistency, and maintain steady throughput in your threading operations.

Part Numbers

Protool Part Number
11EL1.50ISOBMA
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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