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Carmex Vertical Milling CMT Three Flute Insert - Groove Milling - C12W25
| Application | Grooving |
| Internal or External | Internal & External |
| Insert Diameter | 12.4 |
| Width | 2.5 |
| Groove Depth | 1.6 |
| Radius | 0.1 |
Learn more about Klarna
Introducing the Carmex Vertical Milling CMT Three Flute Insert – Groove Milling – C12W25. This vertical milling indexable insert is built to handle groove milling, threading, chamfers, and more, making it a versatile choice for shops that need one tool for multiple operations. Ground profile inserts deliver high precision and excellent performance, even at demanding machining parameters, with a solid clamping system that ensures full repeatability.
- Ground profile for high precision: The precision-ground profile delivers consistent geometry for accurate grooves and threads, producing reliable results and high-quality surface finishes.
- Solid, repeatable clamping: A robust, accurate clamp minimizes runout and promotes repeatable performance across multiple cycles, boosting tool life and part consistency.
- Universal threading capability: The same insert can cut both right- and left-hand threads, reducing inventory needs and downtime for setup and changeovers.
Designed to work with compatible toolholders that include a Weldon shank and coolant bore, with chamfer inserts also available, this insert supports fast setups and versatile applications. Whether you’re producing precision grooves, threads, or chamfers, the C12W25 is built to deliver dependable results, improve workflow, and help you achieve consistent, high-quality parts.
| Application | Grooving |
| Internal or External | Internal & External |
| Insert Diameter | 12.4 |
| Width | 2.5 |
| Groove Depth | 1.6 |
| Radius | 0.1 |
| Number of Flutes | 3 |
| Holder Code | H3 4 5 18 20 |
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 Single Flute Inserts - Groove Milling
View full collection →You are viewing C12W25MT7. Click any other SKU to view its full details.
| Product SKU | Insert Size | Width | Groove Depth | Radius | Price | Stock | Order |
|---|---|---|---|---|---|---|---|
| C10W08MT7 | 10 | 0.8 | 0.8 | 0.1 | £23.90 | 5 days | |
| C10W087MT7 | 10 | 0.8 | 0.87 | 0 | £26.42 | 5 days | |
| C10W09MT7 | 10 | 0.9 | 0.9 | 0.1 | £23.90 | 5 days | |
| C10W097MT7 | 10 | 0.9 | 0.97 | 0 | £26.42 | 5 days | |
| C10W10MT7 | 10 | 1 | 0.9 | 0.1 | £23.90 | 5 days | |
| C10W121MT7 | 10 | 1.1 | 1.21 | 0 | £26.42 | 5 days | |
| C10W141MT7 | 10 | 1.3 | 1.41 | 0.1 | £26.42 | 5 days | |
| C10W15MT7 | 10 | 1.5 | 1.2 | 0.1 | £23.90 | In Stock | |
| C10W171MT7 | 10 | 1.6 | 1.71 | 0.1 | £26.42 | 5 days | |
| C10W20MT7 | 10 | 2 | 1.2 | 0.1 | £23.90 | 5 days | |
| C12W08MT7 | 12 | 0.8 | 0.8 | 0.1 | £24.36 | 5 days | |
| C12W10MT7 | 12 | 1 | 0.9 | 0.1 | £24.36 | 5 days | |
| C12W10TMT7 | 12.3 | 1 | 1.6 | 0.2 | £25.60 | In Stock | |
| C12W121MT7 | 12.4 | 1.1 | 1.21 | 0 | £26.72 | 5 days | |
| C12W141MT7 | 12.4 | 1.3 | 1.41 | 0.1 | £26.72 | 5 days | |
| C12W15MT7 | 12.4 | 1.5 | 1.6 | 0.1 | £25.60 | 5 days | |
| C12W171MT7 | 12.4 | 1.6 | 1.71 | 0.1 | £26.72 | 5 days | |
| C12W20MT7 | 12.4 | 2 | 1.6 | 0.1 | £25.60 | In Stock | |
| C12W25MT7 Viewing | 12.4 | 2.5 | 1.6 | 0.1 | £25.60 | 5 days | |
| C18W10MT7 | 17.8 | 1 | 1.5 | 0.1 | £29.10 | 5 days | |
| C18W12MT7 | 17.8 | 1.2 | 1.5 | 0.1 | £29.10 | 5 days | |
| C18W121MT7 | 17.8 | 1.1 | 1.21 | 0.1 | £31.94 | 5 days | |
| C18W141MT7 | 17.8 | 1.3 | 1.41 | 0.1 | £31.94 | 5 days | |
| C18W15MT7 | 17.8 | 1.5 | 1.95 | 0.1 | £29.10 | In Stock | |
| C18W171MT7 | 17.8 | 1.6 | 1.71 | 0.1 | £31.94 | 5 days | |
| C18W196MT7 | 17.8 | 1.85 | 1.96 | 0.15 | £31.94 | 5 days | |
| C18W20MT7 | 17.8 | 2 | 2.8 | 0.2 | £29.10 | 5 days | |
| C25W20MT7 | 25 | 2 | 3 | 0.2 | £33.98 | 5 days | |
| C25W25MT7 | 25 | 2.5 | 3 | 0.2 | £33.98 | 5 days | |
| C25W30MT7 | 25 | 3 | 3 | 0.2 | £33.98 | In Stock | |
| C25W35MT7 | 25 | 3.5 | 3.5 | 0.2 | £33.98 | 5 days | |
| C25W40MT7 | 25 | 4 | 3.5 | 0.2 | £33.98 | In Stock | |
| C25W50MT7 | 25 | 5 | 3.5 | 0.2 | £33.98 | 5 days |
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