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Carmex Thread Turning External Insert - Metric - Right Hand - 22ER5.5ISOK20
| Thread Type | External |
| Thread Direction | Right Hand |
| Thread Form | Metric |
| Pitch | 5.5 |
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Description
Carmex Thread Turning External Insert - Metric - Right Hand - 22ER5.5ISOK20 is a laydown triangular external threading insert designed for metric threads. Built for external thread turning, this insert covers a wide range of thread standards, making it a versatile choice for shops that need reliable, one-tool coverage across many profiles.
Designed for engineers, machinists, and technicians alike, this insert handles everything from basic to demanding thread turns with consistent results. Its proven geometry and worldwide recognition for quality make it a dependable option for both professional shops and dedicated bench setups.
- Broad thread-standards compatibility: The laydown triangular geometry is designed to cover the majority of metric thread standards, helping reduce tool changes and keep production moving.
- Versatile design for external threading: Optimized to perform across a wide range of applications, from simple to complex threads, enabling reliable results in everyday tasks and challenging finishes.
- Industry-recognized quality and reliability: Part of a globally trusted range, delivering durable cutting edges and dependable performance in real-world machining environments.
This insert helps you streamline threading work by delivering consistent, accurate results across many standards, reducing rework and downtime, and simplifying tooling inventories. It supports faster setups, reliable outcomes, and longer service life across varied materials, making it a dependable choice for production runs and workshops alike.
Part Numbers
- Protool Part Number
- 22ER5.5ISOK20
- 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.
