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Dormer Pramet C40 18.0mm HSS-E Flatted Shank Multi-Flute Roughing (NF) Standard Length End Mill DIN 844 K
| Cutter Diameter | 18 |
| Flute Length | 92 |
| Number of Flutes | 4 |
| Overall Length | 92 |
| Shank Diameter | 16 |
Learn more about Klarna
Engineered for demanding roughing tasks, the Dormer Pramet C40 18.0mm HSS-E end mill excels at shoulder and slot milling in free‑machining steels and copper alloys. Its 4-flute NF flat coarse pitch geometry delivers aggressive material removal with reliable stability.
- Diameter: 18 mm
- Flutes: 4-flute roughing geometry
- Shank: Weldon Ø16 mm with flat/profile
- Length of Cut (DOC): 32 mm
- Overall Length: 92 mm
- Reach / Neck Relief: 43.5 mm
- Material & Finish: Cobalt-based HSS‑E with bright finish
- Helix & Rake: 30° helix, 12° rake angle for stable cutting and shoulder accuracy
- Profile: NF flat coarse pitch
- DIN Standard: DIN 844 K
- Applications: Shoulder milling, slot milling, and ramping
- Materials suited: Free machining steel, plain carbon steel, copper and copper alloys
This end mill combines robust edge retention with precise geometry to maximize material removal while maintaining control in deep pockets and tight radii. The Weldon shank ensures secure clamping for reduced runout, while the 43.5 mm neck relief provides access to deeper features without compromising rigidity. Ideal for shops that demand dependable roughing performance on common engineering materials.
| Cutter Diameter | 18 |
| Flute Length | 92 |
| Number of Flutes | 4 |
| Overall Length | 92 |
| Shank Diameter | 16 |
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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: Dormer Pramet C40 HSS-E Flatted Shank Multi-Flute Roughing (NF) Standard Length End Mills DIN 844 K
View full collection →You are viewing DOR-C40018.0. Click any other SKU to view its full details.
| Product SKU | Cutter Diameter | Flute Length | Number of Flutes | Overall Length | Shank Diameter | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| DOR-C4006.0 | 6 | 57 | 4 | 57 | 6 | £27.28 | 2 days | |
| DOR-C4008.0 | 8 | 69 | 4 | 69 | 10 | £34.58 | 2 days | |
| DOR-C40010.0 | 10 | 72 | 4 | 72 | 10 | £37.85 | 2 days | |
| DOR-C40012.0 | 12 | 83 | 4 | 83 | 12 | £44.64 | 2 days | |
| DOR-C40014.0 | 14 | 83 | 4 | 83 | 12 | £55.89 | 2 days | |
| DOR-C40016.0 | 16 | 92 | 4 | 92 | 16 | £67.32 | 2 days | |
| DOR-C40018.0 Viewing | 18 | 92 | 4 | 92 | 16 | £75.82 | 2 days | |
| DOR-C40020.0 | 20 | 104 | 4 | 104 | 20 | £88.89 | 2 days |
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