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

Carmex Thread Turning External Insert - UN (UNC,UNF,UNEF,UNS) - Right Hand - 16ER64UNBMA

Carmex Thread Turning External Insert - UN (UNC,UNF,UNEF,UNS) - Right Hand - 16ER64UNBMA

SKU:16ER64UNBMA

The Carmex Thread Turning External Insert is a right-hand cutting insert designed for UNC, UNF, UNEF, and UNS external threads. It’s ideal for engineers, machinists, and workshop professionals wh... Read more ↓
P
M
K
S
H
Thread TypeExternal
Thread DirectionRight Hand
Thread FormUN (UNC UNF UNEF UNS)
Pitch64
View all specifications ↓
Download Cutting Data
£12.31
Prices shown ex. VAT
In Stock— only 6 left
View Other Sizes →
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

The Carmex Thread Turning External Insert is a right-hand cutting insert designed for UNC, UNF, UNEF, and UNS external threads. It’s ideal for engineers, machinists, and workshop professionals who need accurate, repeatable threading with minimal setup and tool changes. As part of an industry-leading range of laydown triangular inserts, this tool covers the majority of thread standards used today. It supports a wide range of applications—from basic thread turning to demanding, precision work—delivering consistent performance across different materials and projects.

  • Broad UNC/UNF/UNEF/UNS compatibility: Designed to address the majority of external thread standards, reducing the need for multiple tools and speeding up changeovers.
  • Laydown triangular geometry for stability: The laydown shape provides a robust cutting edge and smooth chip flow, helping achieve consistent thread form and cleaner finishes.
  • Right-hand orientation for straightforward setup: Optimized for right-handed threads, offering predictable cutting action and reliable results in standard threading operations.

This external insert simplifies threading workflows by enabling quick setup, broad standard coverage, and dependable performance from basic to demanding tasks. It helps you complete projects faster, minimize rework, and achieve repeatable, quality thread results across a wide range of applications.

Part Numbers

Protool Part Number
16ER64UNBMA
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.

Full Range: Carmex Thread Turning External Inserts - Unified - Right/Left Hand

View full collection →

You are viewing 16ER64UNBMA. Click any other SKU to view its full details.

Product SKUThread TypeThread DirectionThread FormPitchInsert SizeGradePriceStock Order
16EL10UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)1016BMA£9.50 5 days
16EL11.5UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)11.516BMA£7.29 5 days
16EL11UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)1116BMA£9.50 5 days
16EL12UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)1216BMA£9.50 5 days
16EL13UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)1316BMA£9.50 5 days
16EL14UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)1416BMA£9.50 In Stock
16EL16UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)1616BMA£9.50 5 days
16EL18UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)1816BMA£9.50 In Stock
16EL20UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)2016BMA£9.50 5 days
16EL24UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)2416BMA£9.50 5 days
16EL27UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)2716BMA£7.29 5 days
16EL28UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)2816BMA£9.50 5 days
16EL32UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)3216BMA£9.50 5 days
16EL36UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)3616BMA£9.47 5 days
16EL40UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)4016BMA£9.47 5 days
16EL44UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)4416BMA£9.47 5 days
16EL48UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)4816BMA£9.47 5 days
16EL56UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)5616BMA£9.47 5 days
16EL64UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)6416BMA£9.47 5 days
16EL72UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)7216BMA£9.47 5 days
16EL8UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)816BMA£9.50 5 days
16EL9UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)916BMA£9.50 5 days
16ER10UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)1016BMA£9.50 In Stock
16ER11.5UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)11.516BMA£9.50 In Stock
16ER11UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)1116BMA£9.50 In Stock
16ER12UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)1216BMA£9.50 In Stock
16ER13UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)1316BMA£9.50 5 days
16ER14UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)1416BMA£9.50 5 days
16ER16UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)1616BMA£9.50 5 days
16ER18UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)1816BMA£9.50 In Stock
16ER20UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)2016BMA£9.50 In Stock
16ER24UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)2416BMA£9.50 In Stock
16ER27UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)2716BMA£9.50 In Stock
16ER28UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)2816BMA£9.50 In Stock
16ER32UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)3216BMA£9.50 5 days
16ER36UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)3616BMA£12.31 In Stock
16ER40UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)4016BMA£12.31 In Stock
16ER44UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)4416BMA£12.31 5 days
16ER48UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)4816BMA£12.31 In Stock
16ER56UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)5616BMA£12.31 In Stock
16ER64UNBMA ViewingExternalRight HandUN (UNC UNF UNEF UNS)6416BMA£12.31 In Stock
16ER72UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)7216BMA£12.31 In Stock
16ER8UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)816BMA£9.50 In Stock
16ER9UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)916BMA£9.50 5 days
22EL5UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)522BMA£10.69 5 days
22EL6UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)622BMA£10.69 5 days
22EL7UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)722BMA£10.69 5 days
22ER5UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)522BMA£13.93 In Stock
22ER6UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)622BMA£13.93 In Stock
22ER7UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)722BMA£13.93 5 days
27EL4.5UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)4.527BMA£15.10 5 days
27EL4UNBMA ExternalLeft HandUN (UNC UNF UNEF UNS)427BMA£15.10 5 days
27ER4UNBMA ExternalRight HandUN (UNC UNF UNEF UNS)427BMA£19.64 In Stock

Complete Your Project

Tooling and consumables that work with this product.
All 22 →