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OSG Carbide 4 Flute End Mill Ball Nose TiAlN Coated - Regular Length Centre Cutting For General Applications - 2.5mm
| Cutter Diameter | 2.5 |
| Number of Flutes | 4 |
| Flute Length | 8 |
| Overall Length | 39 |
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Description
The OSG Carbide 4 Flute End Mill with a Ball Nose is a precision cutting tool optimized for general milling tasks. With a 2.5 mm diameter, four-flute ball-nose geometry and TiAlN coating, it excels in contouring and 3D profiling.
The regular-length, centre-cutting design delivers dependable performance across a wide range of materials and applications, helping machinists achieve consistent, high-quality results with durable wear resistance.
- Ball Nose end mill with 4 flutes: Provides precise contouring, smooth surface finishes, and efficient material removal for 3D machining and complex profiles.
- TiAlN coating for longer tool life: Enhances wear resistance and heat tolerance, helping the tool stay sharp longer and reducing the need for frequent replacements.
- Regular length, centre-cutting design: Offers versatile performance for general machining, including plunging into holes and profiling with steady depth control and reliability.
By combining these features, this end mill supports accurate, repeatable results across diverse tasks, improving workflow efficiency and consistency from setup through finishing passes.
Part Numbers
- Protool Part Number
- OSG-404-0984-BN11
- Brand
- OSG
- Category
- End Mill
Delivery
Free UK mainland delivery on orders over £50 ex VAT. In-stock items ordered before 4:30pm are dispatched the same working day. Full delivery information.
Returns
14-day returns on unused stock items in original packaging. Special-order and bespoke tooling is non-returnable. Read our returns policy.
Technical Support
Over 30 years of machining experience behind the counter. Call 01732 887334, Mon–Thurs 8:30–17:30, Fri 8:30–16:30.
Trade Accounts
Credit accounts, contract pricing and scheduled call-off orders available for trade customers. Apply for an account.
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: OSG Carbide 4 Flute End Mill Ball Nose TiAlN Coated - Regular Length Centre Cutting For General Applications
View full collection →You are viewing OSG-404-0984-BN11. Click any other SKU to view its full details.
| Product SKU | Cutter Diameter | Number of Flutes | Flute Length | Overall Length | Shank Diameter | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| OSG-404-0394-BN11 | 1 | 4 | 3 | 39 | 3 | £37.23 | In Stock | |
| OSG-404-0591-BN11 | 1.5 | 4 | 5 | 39 | 3 | £29.39 | In Stock | |
| OSG-404-0787-BN11 | 2 | 4 | 7 | 39 | 3 | £30.79 | In Stock | |
| OSG-404-0984-BN11 Viewing | 2.5 | 4 | 8 | 39 | 3 | £29.39 | In Stock | |
| OSG-404-1181-BN11 | 3 | 4 | 10 | 39 | 3 | £29.39 | In Stock | |
| OSG-404-1378-BN11 | 3.5 | 4 | 12 | 51 | 4 | £34.80 | In Stock | |
| OSG-404-1575-BN11 | 4 | 4 | 14 | 51 | 4 | £31.82 | In Stock | |
| OSG-404-1772-BN11 | 4.5 | 4 | 14 | 51 | 5 | £36.85 | In Stock | |
| OSG-404-1968-BN11 | 5 | 4 | 16 | 51 | 5 | £36.85 | In Stock | |
| OSG-404-2362-BN11 | 6 | 4 | 19 | 64 | 6 | £41.11 | In Stock | |
| OSG-404-2756-BN11 | 7 | 4 | 19 | 64 | 8 | £49.32 | In Stock | |
| OSG-404-3150-BN11 | 8 | 4 | 21 | 64 | 8 | £48.56 | In Stock | |
| OSG-404-3543-BN11 | 9 | 4 | 22 | 70 | 10 | £53.03 | In Stock | |
| OSG-404-3937-BN11 | 10 | 4 | 25 | 70 | 10 | £58.99 | In Stock | |
| OSG-404-4724-BN11 | 12 | 4 | 25 | 76 | 12 | £88.63 | In Stock | |
| OSG-404-5512-BN11 | 14 | 4 | 30 | 89 | 14 | £115.69 | In Stock | |
| OSG-404-6299-BN11 | 16 | 4 | 32 | 89 | 16 | £175.69 | In Stock | |
| OSG-404-7087-BN11 | 18 | 4 | 35 | 102 | 18 | £215.61 | In Stock | |
| OSG-404-7874-BN11 | 20 | 4 | 38 | 102 | 20 | £252.30 | In Stock | |
| OSG-404-8661-BN11 | 22 | 4 | 38 | 102 | 22 | £406.56 | In Stock | |
| OSG-404-9843-BN11 | 25 | 4 | 38 | 102 | 25 | £436.26 | In Stock |
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