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Carmex Vertical Milling CMT Three Flute Insert - Threading - C25I8UNMT7
| Application | Threading |
| Thread Form | UN |
| Internal or External | Internal |
| Insert Diameter | 25 |
| Pitch | 8 |
| Number of Flutes | 3 |
Learn more about Klarna
The Carmex Vertical Milling CMT Three Flute Insert for Threading is a versatile vertical milling indexable insert system designed to handle threads, grooves, chamfers and more with a single, reliable tool. It’s ideal for engineers, machinists, buyers, tradespeople, hobbyists, and shop floor teams who need precise, repeatable results in a compact setup.
Built around ground-profile inserts, this system delivers high precision and excellent performance even at demanding machining parameters. It uses a solid, accurate clamping method to ensure full repeatability, and the same insert works for both right-hand and left-hand threads. Toolholders come with a Weldon shank and coolant bore, and chamfer inserts are available to expand capabilities.
- Ground-profile inserts for high precision: Delivers consistent accuracy and a superior surface finish, enabling reliable threading and milling at higher speeds and feeds.
- One insert for right- or left-hand threads: Simplifies your toolkit by eliminating the need for separate left/right inserts, reducing setup time and inventory.
- Weldon shank with coolant bore in toolholders: Ensures secure mounting, easy setup, and effective cooling for longer tool life and cleaner chips.
This setup helps you streamline milling workflows, improve repeatability across parts, and achieve dependable results in demanding threading and chamfering applications without constant tool changes.
| Application | Threading |
| Thread Form | UN |
| Internal or External | Internal |
| Insert Diameter | 25 |
| Pitch | 8 |
| Number of Flutes | 3 |
| Holder Code | H10 11 24 25 |
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 Vertical Milling CMT Multi Flute Inserts - Threading - UN
View full collection →You are viewing C25I8UNMT7. Click any other SKU to view its full details.
| Product SKU | Insert Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| C10I13UNMT7 | 10 | 13 | £33.36 | In Stock | |
| C25I8UNMT7 Viewing | 25 | 8 | £47.16 | In Stock | |
| C18I12UNMT7 | 17.8 | 12 | £41.92 | 5 days | |
| C25I4UNMT7 | 25 | 4 | £47.16 | In Stock | |
| C18I8UNMT7 | 17.8 | 8 | £41.92 | In Stock | |
| C18I32UNMT7 | 17.8 | 32 | £45.76 | In Stock | |
| C18I20UNMT7 | 17.8 | 20 | £41.92 | In Stock | |
| C18I16UNMT7 | 17.8 | 16 | £41.92 | 5 days | |
| C18I14UNMT7 | 17.8 | 14 | £41.92 | 5 days | |
| C12I32UNMT7 | 12 | 32 | £37.36 | In Stock | |
| C12I24UNMT7 | 12 | 24 | £33.76 | 5 days | |
| C12I20UNMT7 | 12 | 20 | £33.76 | In Stock | |
| C12I18UNMT7 | 12 | 18 | £33.76 | 5 days | |
| C12I11UNMT7 | 12 | 11 | £33.76 | In Stock | |
| C12I10UNMT7 | 12 | 10 | £33.76 | In Stock | |
| C25I7UNMT7 | 25 | 7 | £47.16 | 5 days | |
| C25I6UNMT7 | 25 | 6 | £47.16 | 5 days | |
| C25I5UNMT7 | 25 | 5 | £47.16 | 5 days | |
| C18I9UNMT7 | 17.8 | 9 | £41.92 | 5 days | |
| C18I28UNMT7 | 17.8 | 28 | £41.92 | In Stock | |
| C18I24UNMT7 | 17.8 | 24 | £41.92 | In Stock | |
| C18I18UNMT7 | 17.8 | 18 | £41.92 | In Stock | |
| C18I11UNMT7 | 17.8 | 11 | £41.92 | In Stock | |
| C12I28UNMT7 | 12 | 28 | £33.76 | In Stock | |
| C12I16UNMT7 | 12 | 16 | £33.76 | 5 days | |
| C12I12UNMT7 | 12.4 | 12 | £33.76 | In Stock | |
| C10I20UNMT7 | 10 | 20 | £33.36 | 5 days | |
| C10I18UNMT7 | 10 | 18 | £33.36 | In Stock | |
| C10I12UNMT7 | 10 | 12 | £33.36 | In Stock |
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