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Carmex Vertical Milling CMT Three Flute Insert - Threading - C181/8RDMT7
| Application | Threading |
| Thread Form | Round- DIN 406 |
| Internal or External | Internal |
| Insert Diameter | 17.8 |
| Pitch | 8 |
| Number of Flutes | 3 |
Learn more about Klarna
The Carmex Vertical Milling CMT Three Flute Insert - Threading - C181/8RDMT7 is an indexable insert system designed for vertical milling work, enabling precise threading, grooves, and chamfers with a single setup. It’s a versatile solution for machine shops, engineers, tradespeople, and hobbyists who need reliable, repeatable results from a compact tooling system.
Key advantages include ground-profile inserts for high precision and excellent performance, the ability to operate at high machining parameters with a high-quality surface finish, and a solid, accurate clamping method that ensures full repeatability. The same insert handles right- or left-hand threads, and the toolholders come with a Weldon shank and coolant bore. Chamfer inserts are also available for added versatility.
- Ground-profile inserts for high precision: Delivers consistent accuracy and smooth surface finish, even under demanding machining conditions.
- Same insert for right- or left-hand threads: Simplifies setup and reduces inventory by allowing one insert to cover both threading directions.
- Toolholders with Weldon shank and coolant bore: Secure mounting and integrated coolant delivery improve reliability, chip control, and tool life.
With these features, the system supports faster setups, more reliable threading results, and repeatable performance across jobs. It helps you streamline vertical-mill threading tasks, reduce downtime, and achieve consistent, professional-quality finishes on a range of applications.
| Application | Threading |
| Thread Form | Round- DIN 406 |
| Internal or External | Internal |
| Insert Diameter | 17.8 |
| Pitch | 8 |
| 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 - Round DIN 405
View full collection →You are viewing C181/8RDMT7. Click any other SKU to view its full details.
| Product SKU | Insert Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| C181/6RDMT7 | 17.8 | 6 | £42.14 | In Stock | |
| C181/8RDMT7 Viewing | 17.8 | 8 | £42.14 | In Stock | |
| C251/4RDMT7 | 25 | 4 | £47.10 | 5 days |
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