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Carmex Vertical Milling CMT Three Flute Insert - Threading - C18I0.5ISOMT7
| Application | Threading |
| Thread Form | Metric (ISO) |
| Internal or External | Internal |
| Insert Diameter | 17.8 |
| Pitch | 0.5 |
| Number of Flutes | 3 |
Learn more about Klarna
Carmex Vertical Milling CMT Three Flute Insert - Threading - C18I0.5ISOMT7 is a vertical milling indexable insert and holder system designed to tackle threading, grooves, chamfers, and related operations. It’s built for a wide audience—from engineers and buyers to tradespeople and hobbyists—providing a flexible, reliable solution for precision milling workflows.
This system features ground profile inserts that deliver high precision and excellent performance, even at higher machining parameters and with superior surface quality. It uses a solid, accurate clamping method to ensure full repeatability, and the same insert can be used 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 beyond threading.
- Ground profile inserts for high precision: Delivers consistent accuracy and superb surface quality, even when running at demanding machining parameters.
- One insert for both right- and left-hand threads: Simple, reliable operation with a secure clamp that ensures repeatable results and reduced setup time.
- Toolholding with Weldon shank and coolant bore; chamfer inserts available: Easy integration into existing setups, through-coolant capability, and expanded operations with dedicated chamfer inserts.
In practice, this Carmex system helps you thread and chamfer with confidence, maintain tight tolerances, and streamline setups across varied milling tasks. By combining precise inserts, robust clamping, and flexible toolholding, you can improve throughput, reduce downtime, and achieve consistent, high-quality results across projects.
| Application | Threading |
| Thread Form | Metric (ISO) |
| Internal or External | Internal |
| Insert Diameter | 17.8 |
| Pitch | 0.5 |
| Number of Flutes | 3 |
| Holder Code | H5.1 5.2 6 7 8 9 21 22 23 |
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 - ISO Full Profile
View full collection →You are viewing C18I0.5ISOMT7. Click any other SKU to view its full details.
| Product SKU | Insert Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| C10I0.5ISOMT7 | 10 | 0.5 | £40.22 | In Stock | |
| C10I0.75ISOMT7 | 10 | 0.75 | £33.36 | In Stock | |
| C10I1.0ISOMT7 | 10 | 1.0 | £33.36 | 5 days | |
| C10I1.5ISOMT7 | 10 | 1.5 | £33.36 | In Stock | |
| C10I1.75ISOMT7 | 9.6 | 1.75 | £33.36 | In Stock | |
| C10I2.0ISOMT7 | 10 | 2 | £33.36 | In Stock | |
| C12I0.5ISOMT7 | 12 | 0.5 | £40.62 | In Stock | |
| C12I0.75ISOMT7 | 12 | 0.75 | £37.36 | In Stock | |
| C12I1.0ISOMT7 | 12 | 1.0 | £33.76 | 5 days | |
| C12I1.5ISOMT7 | 12 | 1.5 | £33.76 | 5 days | |
| C12I2.0ISOMT7 | 12 | 2 | £33.76 | In Stock | |
| C12I2.5ISOMT7 | 12 | 2.5 | £33.76 | In Stock | |
| C12I3.0ISOMT7 | 12 | 3 | £33.76 | In Stock | |
| C18I0.5ISOMT7 Viewing | 17.8 | 0.5 | £46.64 | In Stock | |
| C18I0.75ISOMT7 | 17.8 | 0.75 | £45.76 | In Stock | |
| C18I1.0ISOMT7 | 17.8 | 1.0 | £41.92 | In Stock | |
| C18I1.5ISOMT7 | 17.8 | 1.5 | £41.92 | 5 days | |
| C18I2.0ISOMT7 | 17.8 | 2 | £41.92 | In Stock | |
| C18I2.5ISOMT7 | 17.8 | 2.5 | £41.92 | In Stock | |
| C18I3.0ISOMT7 | 17.8 | 3 | £41.92 | In Stock | |
| C18I3.5ISOMT7 | 17.8 | 3.5 | £41.92 | In Stock | |
| C25I3.0ISOMT7 | 25 | 3 | £47.16 | In Stock | |
| C25I4.0ISOMT7 | 25 | 4 | £47.16 | In Stock | |
| C25I4.5ISOMT7 | 25 | 4.5 | £47.16 | In Stock | |
| C25I5.0ISOMT7 | 25 | 5 | £47.16 | In Stock | |
| C25I5.5ISOMT7 | 25 | 5.5 | £47.16 | 5 days | |
| C25I6.0ISOMT7 | 25 | 6 | £47.16 | 5 days |
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