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Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Right Hand - 16ER8WK20

16ER8WK20 - Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Right Hand

SKU:16ER8WK20

The Carmex Thread Turning External Insert - Right Hand - 16ER8WK20 is a versatile cutting tool designed for external threading on a variety of materials. Built for professional shops and capable ... Read more ↓
N
S
Thread TypeExternal
Thread DirectionRight Hand
Thread FormW (BSW BSF BSP BSB)
Pitch8
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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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Speak to our team
01732 887334
Mon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30

Description

The Carmex Thread Turning External Insert - Right Hand - 16ER8WK20 is a versatile cutting tool designed for external threading on a variety of materials. Built for professional shops and capable hobbyists, it supports multiple thread standards including BSW, BSF, BSP, and BSB in a right‑hand orientation. Our industry‑leading range is recognized worldwide, and these laydown triangular inserts are designed to cover the majority of thread standards available today, from basic to demanding tasks.

  • Wide compatibility with major thread standards: Designed to work with BSW, BSF, BSP, and BSB, reducing the need for multiple inserts and simplifying inventory.
  • Laydown triangular geometry for stable cuts: The triangular laydown shape provides balanced engagement and helps deliver consistent thread forms with smooth finishing across a range of materials.
  • Right‑hand threading optimization: Specifically configured for right‑hand external threads to deliver predictable results and clean finishes on each pass.

By choosing Carmex Thread Turning External Insert - Right Hand - 16ER8WK20, you gain a versatile, reliable tool capable of handling multiple thread standards with fewer tool changes, helping you produce accurate, repeatable threads faster. This supports a smoother workflow, minimizes downtime, and gives you confidence that your external threading tasks meet the required specifications.

Part Numbers

Protool Part Number
16ER8WK20
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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