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Carmex Vertical Milling CMT Multi Flute Insert - Threading - S178F9UNMT8
| Application | Threading |
| Thread Form | UN |
| Internal or External | Internal |
| Insert Diameter | 17.8 |
| Pitch | 9 |
| Number of Flutes | 6 |
Learn more about Klarna
The Carmex Vertical Milling CMT Multi Flute Insert - Threading - S178F9UNMT8 is a precision, indexable insert designed for vertical milling tasks that encompass threading, grooves, chamfers and more. When paired with compatible tool holders, it offers a versatile solution for engineers, buyers, tradespeople, hobbyists, and workshop professionals seeking reliable, high-quality performance.
Built for demanding production, the ground profile delivers tight tolerances and a high-quality surface finish at elevated cutting parameters. Its solid, accurate clamping ensures full repeatability, while the same insert can handle both right-hand and left-hand threads, simplifying setup and inventory. Chamfer inserts are also available to extend the system’s versatility.
- Ground profile for high precision: Ground profile inserts deliver tight tolerances and excellent surface quality, enabling stable performance at higher machining parameters.
- One insert, right- or left-hand threads: The same insert handles both right-hand and left-hand threads, reducing stocking needs and speeding up setup with consistent results.
- Integrated toolholding with coolant bore: Toolholders include a Weldon shank and coolant bore for easy mounting, reliable coolant delivery, and extended insert life.
In practice, this system helps you streamline setups, maintain precise threads and chamfers, and sustain productivity across milling tasks. The combination of ground-profile inserts, robust clamping, RH/LH versatility, and coolant-ready toolholders supports repeatable, high-quality results and longer tool life in demanding vertical milling applications.
| Application | Threading |
| Thread Form | UN |
| Internal or External | Internal |
| Insert Diameter | 17.8 |
| Pitch | 9 |
| Number of Flutes | 6 |
| 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 CMT Vertical Milling Multi Flute Inserts - Full Profile Unified
View full collection →You are viewing S178F9UNMT8. Click any other SKU to view its full details.
| Product SKU | Insert Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| S150F10UNMT8 | 15 | 10 | £54.48 | 5 days | |
| S160H24UNMT8 | 16 | 24 | £54.52 | 5 days | |
| S164F16UNMT8 | 16.4 | 26 | £54.48 | 5 days | |
| S169H20UNMT8 | 16.9 | 20 | £54.52 | 5 days | |
| S178F9UNMT8 Viewing | 17.8 | 9 | £54.48 | 5 days | |
| S186F12UNMT8 | 18.6 | 12 | £54.48 | 5 days | |
| S191F14UNMT8 | 19.1 | 14 | £54.48 | 5 days | |
| S200D5UNMT8 | 20 | 5 | £54.48 | 5 days | |
| S200E6UNMT8 | 20 | 6 | £54.48 | 5 days | |
| S200F7UNMT8 | 20 | 7 | £54.48 | 5 days | |
| S200F8UNMT8 | 20 | 8 | £54.48 | 5 days | |
| S350F4UNMT8 | 35 | 4 | £99.40 | 5 days | |
| S350F8UNMT8 | 35 | 8 | £99.96 | 5 days |
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