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OSG Carbide 3 Flute End Mill Corner Radius - For Aluminium - 20mm x R0.5
| Cutter Diameter | 20 |
| Number of Flutes | 3 |
| Flute Length | 50 |
| Overall Length | 102 |
Learn more about Klarna
Description
The OSG Carbide 3 Flute End Mill with a corner radius is a versatile cutting tool designed for aluminum machining. With a 20 mm diameter and a 0.5 mm corner radius, its three-flute geometry delivers efficient material removal and stable cuts across milling, profiling, and slotting tasks. This end mill is an excellent choice for machinists, engineers, buyers, hobbyists, and shop floors that require reliable, high-performance results when shaping precision aluminum parts.
Designed to handle a range of aluminum applications, this end mill helps you achieve smooth finishes, tight tolerances, and consistent results in fewer passes. The carbide construction provides excellent wear resistance, contributing to longer tool life and more predictable performance in demanding production runs.
- Three-flute geometry for fast, stable aluminum removal: Balances rigidity and chip evacuation to deliver efficient cutting and better surface finish on aluminum.
- Corner radius of 0.5 mm for precise profiling: Supports accurate corners and fillets while reducing edge chipping during aggressive contouring.
- Carbide durability for long tool life: Hardened carbide resists wear for consistent, repeatable results across multiple passes and jobs.
This end mill helps streamline your workflow by delivering reliable performance in milling, profiling, and slotting tasks, enabling you to finish components to spec with fewer reworks and less downtime. Its combination of size, geometry, and carbide construction makes it a dependable choice for producing high-quality aluminum parts with confidence.
Part Numbers
- Protool Part Number
- OSG-476-7874R05
- 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 3 Flute End Mill Corner Radius - For Aluminium
View full collection →You are viewing OSG-476-7874R05. Click any other SKU to view its full details.
| Product SKU | Cutter Diameter | Number of Flutes | Flute Length | Overall Length | Shank Diameter | Corner Radius | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| OSG-476-1181R025 | 3 | 3 | 7.5 | 38 | 6 | 0.25 | £14.40 | In Stock | |
| OSG-476-1181R05 | 3 | 3 | 7.5 | 38 | 6 | 0.5 | £14.40 | In Stock | |
| OSG-476-1181R075 | 3 | 3 | 7.5 | 38 | 6 | 0.75 | £14.40 | In Stock | |
| OSG-476-1181R10 | 3 | 3 | 7.5 | 38 | 6 | 1 | £14.40 | In Stock | |
| OSG-476-1575R025 | 4 | 3 | 10 | 51 | 6 | 0.25 | £16.82 | In Stock | |
| OSG-476-1575R075 | 4 | 3 | 10 | 51 | 6 | 0.75 | £16.82 | In Stock | |
| OSG-476-1575R10 | 4 | 3 | 10 | 51 | 6 | 1 | £16.82 | In Stock | |
| OSG-476-2362R025 | 6 | 3 | 15 | 64 | 6 | 0.25 | £26.41 | In Stock | |
| OSG-476-2362R03 | 6 | 3 | 15 | 64 | 6 | 0.3 | £26.41 | In Stock | |
| OSG-476-2362R05 | 6 | 3 | 15 | 64 | 6 | 0.5 | £26.41 | In Stock | |
| OSG-476-2362R075 | 6 | 3 | 15 | 64 | 6 | 0.75 | £26.41 | In Stock | |
| OSG-476-2362R10 | 6 | 3 | 15 | 64 | 6 | 1 | £26.41 | In Stock | |
| OSG-476-3150R025 | 8 | 3 | 20 | 64 | 8 | 0.25 | £31.23 | In Stock | |
| OSG-476-3150R05 | 8 | 3 | 20 | 64 | 8 | 0.5 | £31.23 | In Stock | |
| OSG-476-3150R075 | 8 | 3 | 20 | 64 | 8 | 0.75 | £31.23 | In Stock | |
| OSG-476-3150R10 | 8 | 3 | 20 | 64 | 8 | 1 | £31.23 | In Stock | |
| OSG-476-3150R125 | 8 | 3 | 20 | 64 | 8 | 1.25 | £31.23 | In Stock | |
| OSG-476-3150R15 | 8 | 3 | 20 | 64 | 8 | 1.5 | £31.23 | In Stock | |
| OSG-476-3937R025 | 10 | 3 | 25 | 64 | 10 | 0.25 | £52.85 | In Stock | |
| OSG-476-3937R05 | 10 | 3 | 25 | 64 | 10 | 0.5 | £52.85 | In Stock | |
| OSG-476-3937R075 | 10 | 3 | 25 | 64 | 10 | 0.75 | £52.85 | In Stock | |
| OSG-476-3937R10 | 10 | 3 | 25 | 64 | 10 | 1 | £52.85 | In Stock | |
| OSG-476-3937R125 | 10 | 3 | 25 | 64 | 10 | 1.25 | £52.85 | In Stock | |
| OSG-476-3937R15 | 10 | 3 | 25 | 64 | 10 | 1.5 | £52.85 | In Stock | |
| OSG-476-3937R20 | 10 | 3 | 25 | 64 | 10 | 2 | £52.85 | In Stock | |
| OSG-476-3937R24 | 10 | 3 | 25 | 64 | 10 | 2.4 | £52.85 | In Stock | |
| OSG-476-4724R025 | 12 | 3 | 30 | 76 | 12 | 0.25 | £72.07 | In Stock | |
| OSG-476-4724R05 | 12 | 3 | 30 | 76 | 12 | 0.5 | £72.07 | In Stock | |
| OSG-476-4724R075 | 12 | 3 | 30 | 76 | 12 | 0.75 | £72.07 | In Stock | |
| OSG-476-4724R10 | 12 | 3 | 30 | 76 | 12 | 1 | £72.07 | In Stock | |
| OSG-476-4724R125 | 12 | 3 | 30 | 76 | 12 | 1.25 | £72.07 | In Stock | |
| OSG-476-4724R15 | 12 | 3 | 30 | 76 | 12 | 1.5 | £72.07 | In Stock | |
| OSG-476-4724R20 | 12 | 3 | 30 | 76 | 12 | 2 | £72.07 | In Stock | |
| OSG-476-4724R24 | 12 | 3 | 30 | 76 | 12 | 2.4 | £72.07 | In Stock | |
| OSG-476-4724R30 | 12 | 3 | 30 | 76 | 12 | 3 | £72.07 | In Stock | |
| OSG-476-6299R025 | 16 | 3 | 40 | 89 | 16 | 0.25 | £134.03 | In Stock | |
| OSG-476-6299R05 | 16 | 3 | 40 | 89 | 16 | 0.5 | £134.03 | In Stock | |
| OSG-476-6299R075 | 16 | 3 | 40 | 89 | 16 | 0.75 | £134.03 | In Stock | |
| OSG-476-6299R10 | 16 | 3 | 40 | 89 | 16 | 1 | £134.03 | In Stock | |
| OSG-476-6299R125 | 16 | 3 | 40 | 89 | 16 | 1.25 | £134.03 | In Stock | |
| OSG-476-6299R15 | 16 | 3 | 40 | 89 | 16 | 1.5 | £134.03 | In Stock | |
| OSG-476-6299R20 | 16 | 3 | 40 | 89 | 16 | 2 | £134.03 | In Stock | |
| OSG-476-6299R24 | 16 | 3 | 40 | 89 | 16 | 2.4 | £134.03 | In Stock | |
| OSG-476-6299R30 | 16 | 3 | 40 | 89 | 16 | 3 | £134.03 | In Stock | |
| OSG-476-7874R025 | 20 | 3 | 50 | 102 | 20 | 0.25 | £268.06 | In Stock | |
| OSG-476-7874R05 Viewing | 20 | 3 | 50 | 102 | 20 | 0.5 | £268.06 | In Stock | |
| OSG-476-7874R075 | 20 | 3 | 50 | 102 | 20 | 0.75 | £268.06 | In Stock | |
| OSG-476-7874R10 | 20 | 3 | 50 | 102 | 20 | 1 | £268.06 | In Stock | |
| OSG-476-7874R125 | 20 | 3 | 50 | 102 | 20 | 1.25 | £268.06 | In Stock | |
| OSG-476-7874R15 | 20 | 3 | 50 | 102 | 20 | 1.5 | £268.06 | In Stock | |
| OSG-476-7874R20 | 20 | 3 | 50 | 102 | 20 | 2 | £268.06 | In Stock | |
| OSG-476-7874R24 | 20 | 3 | 50 | 102 | 20 | 2.4 | £268.06 | In Stock | |
| OSG-476-7874R30 | 20 | 3 | 50 | 102 | 20 | 3 | £268.06 | In Stock | |
| OSG-476-9843R025 | 25 | 3 | 62.5 | 127 | 25 | 0.25 | £428.88 | In Stock | |
| OSG-476-9843R05 | 25 | 3 | 62.5 | 127 | 25 | 0.5 | £428.88 | In Stock | |
| OSG-476-9843R075 | 25 | 3 | 62.5 | 127 | 25 | 0.75 | £428.88 | In Stock | |
| OSG-476-9843R10 | 25 | 3 | 62.5 | 127 | 25 | 1 | £428.88 | In Stock | |
| OSG-476-9843R125 | 25 | 3 | 62.5 | 127 | 25 | 1.25 | £428.88 | In Stock | |
| OSG-476-9843R15 | 25 | 3 | 62.5 | 127 | 25 | 1.5 | £428.88 | In Stock | |
| OSG-476-9843R20 | 25 | 3 | 62.5 | 127 | 25 | 2 | £428.88 | In Stock | |
| OSG-476-9843R24 | 25 | 3 | 62.5 | 127 | 25 | 2.4 | £428.88 | In Stock | |
| OSG-476-9843R30 | 25 | 3 | 62.5 | 127 | 25 | 3 | £428.88 | In Stock |
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