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OSG Carbide 4 Flute End Mill Square - Regular Length Centre Cutting For General Applications - 20mm
| Cutter Diameter | 20 |
| Number of Flutes | 4 |
| Flute Length | 38 |
| Overall Length | 102 |
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Description
The OSG Carbide 4 Flute End Mill Square, Regular Length Centre Cutting, is a versatile carbide end mill designed for a wide range of general machining tasks. Its four-flute configuration delivers efficient material removal for milling, slotting, and profiling, helping you achieve precise, repeatable results across various materials.
With a regular-length body and center-cutting geometry, this end mill offers dependable performance in everyday operations where accuracy and durability matter. It’s a reliable choice for machinists in workshops and production environments seeking consistent results on general machining jobs.
- Four-flute design for efficient material removal: More cutting edges deliver faster metal removal and smoother cuts for milling, slotting, and profiling, improving productivity and finish quality.
- Regular length center-cutting versatility: The standard length fits common work envelopes, and the center-cutting feature enables plunging like a drill, reducing setup time and expanding how you can approach each job.
- Carbide construction for durability and tool life: Hardened carbide maintains a sharp edge longer, resists heat and wear, and supports longer tool life with consistent performance across demanding general machining tasks.
This end mill helps you complete projects more efficiently, maintain tight tolerances, and reduce downtime through durable, reliable cutting performance in everyday milling, slotting, and profiling applications.
Part Numbers
- Protool Part Number
- OSG-404-7874
- 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 Square - Regular Length Centre Cutting For General Applications
View full collection →You are viewing OSG-404-7874. 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 | 1 | 4 | 3 | 39 | 3 | £19.15 | In Stock | |
| OSG-404-0591 | 1.5 | 4 | 5 | 39 | 3 | £12.35 | In Stock | |
| OSG-404-0787 | 2 | 4 | 7 | 39 | 3 | £13.60 | In Stock | |
| OSG-404-0984 | 2.5 | 4 | 8 | 39 | 3 | £12.35 | In Stock | |
| OSG-404-1181 | 3 | 4 | 10 | 39 | 3 | £12.37 | In Stock | |
| OSG-404-1378 | 3.5 | 4 | 12 | 51 | 4 | £17.03 | In Stock | |
| OSG-404-1575 | 4 | 4 | 14 | 51 | 4 | £17.79 | In Stock | |
| OSG-404-1772 | 4.5 | 4 | 14 | 51 | 5 | £18.86 | In Stock | |
| OSG-404-1968 | 5 | 4 | 16 | 51 | 5 | £18.88 | In Stock | |
| OSG-404-2362 | 6 | 4 | 19 | 64 | 6 | £22.55 | In Stock | |
| OSG-404-2756 | 7 | 4 | 19 | 64 | 8 | £26.88 | In Stock | |
| OSG-404-3150 | 8 | 4 | 21 | 64 | 8 | £26.18 | In Stock | |
| OSG-404-3543 | 9 | 4 | 22 | 70 | 10 | £30.09 | In Stock | |
| OSG-404-3937 | 10 | 4 | 25 | 70 | 10 | £35.29 | In Stock | |
| OSG-404-4331 | 11 | 4 | 25 | 70 | 11 | £48.41 | In Stock | |
| OSG-404-4724 | 12 | 4 | 25 | 76 | 12 | £58.08 | In Stock | |
| OSG-404-5512 | 14 | 4 | 30 | 89 | 14 | £81.58 | In Stock | |
| OSG-404-6299 | 16 | 4 | 32 | 89 | 16 | £119.17 | In Stock | |
| OSG-404-7087 | 18 | 4 | 35 | 102 | 18 | £153.60 | In Stock | |
| OSG-404-7874 Viewing | 20 | 4 | 38 | 102 | 20 | £174.61 | In Stock | |
| OSG-404-8661 | 22 | 4 | 38 | 102 | 22 | £297.05 | In Stock | |
| OSG-404-9843 | 25 | 4 | 38 | 102 | 25 | £323.34 | In Stock |
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