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Carmex Thread Turning Holder Top Clamp - External - Right Hand - 150mm OAL - 22ER Insert - 25x25 Shank Size
| Type | Top Clamp |
| Internal or External | External |
| Shank Size | 25x25 |
| Hand | Right |
| Overall Length | 150 |
| Insert | 22ER |
Learn more about Klarna
The Carmex Thread Turning External Holder with Top Clamp is a dependable solution for external threading on lathes. Designed for right‑hand operation and compatibility with ER/EL inserts, it delivers secure clamping and versatile setup options to fit your threading workflow.
- Right-hand external threading holder: specifically configured for right‑hand threading operations to match your machining needs.
- Top clamp clamping option: provides secure, stable workholding for precise thread formation.
- Flexible clamping methods: choose between screw or top clamp to suit different applications and setups.
- 1.5° helix angle: promotes efficient chip evacuation and smoother cutting during threading passes.
- ER/EL insert compatibility: engineered to work with Carmex ER and EL inserts for broad threading capability.
- Specifications: 150mm overall length (OAL) with a 25x25 shank and 22ER insert ready for use.
This holder enables consistent, repeatable external thread turning with reliable rigidity. The top clamp design minimizes deflection under load, helping maintain accurate thread depth and pitch across production runs. The 1.5° helix angle enhances chip flow, reducing clogging and improving surface finish on threaded sections. With a robust 25x25 shank and standardized ER/EL insert compatibility, it pairs quickly with common tooling systems, allowing faster changeovers and reduced downtime while delivering dependable threading performance.
| Type | Top Clamp |
| Internal or External | External |
| Shank Size | 25x25 |
| Hand | Right |
| Overall Length | 150 |
| 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 Top Clamp Thread Turning External Holders - Right/Left Hand - For ER/EL Inserts
View full collection →You are viewing DER2525M22. Click any other SKU to view its full details.
| Product SKU | Type | Internal or External | Shank Size | Hand | Overall Length | Insert | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| DER1212H16 | Top Clamp | External | 12x12 | Right | 100 | 16ER | £55.94 | In Stock | |
| DER1616H16 | Top Clamp | External | 16x16 | Right | 100 | 16ER | £55.94 | 5 days | |
| DER2020K16 | Top Clamp | External | 20x20 | Right | 125 | 16ER | £55.94 | 5 days | |
| DER2525M16 | Top Clamp | External | 25x25 | Right | 150 | 16ER | £63.56 | In Stock | |
| DER2525M22 Viewing | Top Clamp | External | 25x25 | Right | 150 | 22ER | £68.04 | 5 days | |
| DEL1212H16 | Top Clamp | External | 12x12 | Left | 100 | 16EL | £55.94 | 5 days | |
| DEL2020K16 | Top Clamp | External | 20x20 | Left | 125 | 16EL | £55.96 | 5 days | |
| DEL2525M16 | Top Clamp | External | 25x25 | Left | 150 | 16EL | £63.56 | In Stock | |
| DEL2525M22 | Top Clamp | External | 25x25 | Left | 150 | 22EL | £68.04 | 5 days |
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