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


Carmex Thread Turning Holder Quick Change (CAT) Polygon - External - Right Hand - 50mm OAL - 22ER Insert - C4 Shank Size
| Type | Quick Change (CAT)(Polygon) |
| Internal or External | External |
| Shank Size | C4 |
| Hand | Right |
| Overall Length | 50 |
| Insert | 22ER |
Learn more about Klarna
The Carmex Quick Change CAT Polygon Thread Turning Holder is the reliable external, right-hand solution you need for precise CNC threading. Designed for rapid tool changes within CAT toolholder systems, it keeps production moving without sacrificing thread accuracy.
- CAT polygon interface: Compact, secure quick-change compatibility with standard CAT toolholders for fast tool exchanges.
- External thread turning: Specifically engineered for accurate external threading across multiple profiles.
- Right-hand orientation: Optimized for common right-hand thread turning tasks in metalworking applications.
- 50 mm OAL: A compact, rigid length that supports stable engagement during threading operations.
- 22ER insert: Uses a versatile 22ER insert geometry to handle a range of thread profiles with consistent cutting action.
- C4 shank size: Ensures compatibility with standard CAT shank fittings for straightforward integration into existing setups.
This holder is built to streamline threading workflows across industries like automotive, aerospace, and general manufacturing. Its polygon design improves seating precision and reduces tool-change downtime, so machinists can maintain steady productivity while delivering consistent thread quality. Ideal for high-volume threading jobs, it supports diverse thread standards and profiles, helping you complete projects faster with reliable repeatability.
| Type | Quick Change (CAT)(Polygon) |
| Internal or External | External |
| Shank Size | C4 |
| Hand | Right |
| Overall Length | 50 |
| Insert | 22ER |
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.
Full Range: Carmex Thread Turning Holders - External - Quick Change (CAT) Polygon
View full collection →You are viewing P40-SER27050-22. Click any other SKU to view its full details.
| Product SKU | Type | Internal or External | Shank Size | Hand | Overall Length | Insert | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| P40-SER27050-16 | Quick Change (CAT)(Polygon) | External | C4 | Right | 50 | 16ER | £269.54 | 5 days | |
| P50-SER35060-16 | Quick Change (CAT)(Polygon) | External | C5 | Right | 60 | 16ER | £241.96 | 5 days | |
| P63-SER45065-16 | Quick Change (CAT)(Polygon) | External | C6 | Right | 65 | 16ER | £278.46 | 5 days | |
| P40-SER27050-22 Viewing | Quick Change (CAT)(Polygon) | External | C4 | Right | 50 | 22ER | £219.14 | 5 days | |
| P50-SER35060-22 | Quick Change (CAT)(Polygon) | External | C5 | Right | 60 | 22ER | £241.96 | 5 days | |
| P63-SER45065-22 | Quick Change (CAT)(Polygon) | External | C6 | Right | 65 | 22ER | £278.46 | 5 days | |
| P80-SER55080-22 | Quick Change (CAT)(Polygon) | External | C8 | Right | 80 | 22ER | £303.48 | 5 days |
No products match your filters.