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Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Right Hand - 16ER11WK20

16ER11WK20 - Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Right Hand

SKU:16ER11WK20

The Carmex Thread Turning External Insert is a precision cutting insert designed for external threading tasks in right-hand applications. Its laydown triangular geometry delivers stable, predicta... Read more ↓
N
S
Thread TypeExternal
Thread DirectionRight Hand
Thread FormW (BSW BSF BSP BSB)
Pitch11
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£7.74
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

The Carmex Thread Turning External Insert is a precision cutting insert designed for external threading tasks in right-hand applications. Its laydown triangular geometry delivers stable, predictable cuts and clean thread profiles across a wide range of standards.

Designed for engineers, buyers, tradespeople, hobbyists, and shop floors, this insert covers BSW, BSF, BSP, and BSB forms—allowing you to tackle most threading jobs with a single tool and reducing tool changes.

  • Broad thread-form compatibility: Designed to cover BSW, BSF, BSP, and BSB external thread standards, this insert lets you tackle most threading jobs with a single tool, reducing tool changes and streamlining procurement.
  • Laydown triangular geometry for stability and chip control: The triangular laydown design provides rigidity and predictable chip flow, helping deliver consistent, clean thread profiles even on tougher materials and longer cuts.
  • Reliable performance across basic to demanding applications: Engineered for a wide range of threading tasks, from simple passes to precision finishes, it delivers repeatable results and minimal downtime.

In practice, this insert streamlines your workflow: fewer tool changes, quicker setup, and consistently accurate external threads from the first pass to the last. It supports a wide range of standard thread forms, helping you reduce downtime and keep production moving smoothly.

Part Numbers

Protool Part Number
16ER11WK20
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

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