Please log in here to access all benefits, including promotional discounts and faster checkouts.

Carmex Thread Turning External Insert - Metric - Left Hand - 16EL1.25ISOBLU

Carmex Thread Turning External Insert - Metric - Left Hand - 16EL1.25ISOBLU

SKU:16EL1.25ISOBLU

Carmex Thread Turning External Insert - Metric - Left Hand - 16EL1.25ISOBLU is a high-quality external threading insert designed for metric left-hand threads. Part of an industry-leading range, t... Read more ↓
P
M
K
N
S
H
Thread TypeExternal
Thread DirectionLeft Hand
Thread FormMetric
Pitch1.25
View all specifications ↓
Download Cutting Data
£10.44
Prices shown ex. VAT
5 days estimated lead time — subject to availability
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.
Learn more about Klarna
Speak to our team
01732 887334
Mon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30

Description

Carmex Thread Turning External Insert - Metric - Left Hand - 16EL1.25ISOBLU is a high-quality external threading insert designed for metric left-hand threads. Part of an industry-leading range, these laydown triangular inserts provide a versatile solution that covers a wide spectrum of thread standards used in modern machining. They’re built to handle applications ranging from simple to demanding, helping you streamline threaded work in a variety of environments.

  • Broad thread compatibility: Designed to cover the majority of common thread standards, reducing tool changes and simplifying inventory so you can complete more work with fewer inserts.
  • Robust laydown triangular geometry: Provides stable cutting performance, improving partner material compatibility and helping deliver consistent results across a range of applications.
  • Metric left-hand external turning design: Specifically optimized for metric left-hand threads, enabling clean, precise threads and predictable performance in external turning tasks.

This insert offers a reliable, durable solution that helps you streamline setup, reduce downtime, and achieve dependable thread quality. Its broad compatibility and purpose-built geometry support efficient workflows, making it a smart choice for both professional shops and serious hobbyists tackling metric left-hand threading challenges.

Part Numbers

Protool Part Number
16EL1.25ISOBLU
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.
All 10 →