Dispatch Hours
Orders dispatched Monday to Friday between 8am and 5pm (4:30pm on Fridays).
- Mon – Thurs8:00 – 17:00
- Friday8:00 – 16:30
- Sat & SunClosed
OSG
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Authorised UK Distributor
OSG 55° Helix Endmill Corner Radius
Centre Cutting Regular Length
The OSG 55° Helix Endmill with a corner radius and regular-length design is a versatile tool for various machining applications. The 55-degree helix angle offers efficient chip evacuation and reduced cutting forces, making it ideal for tasks like milling, profiling, and slotting. The corner radius design ensures smoother, chatter-free cuts and improved surface finishes. Machinists across different industries can rely on this end mill for consistent and high-quality results in general machining applications where precision and efficiency are vital to their processes.
Browse all 21 products
Click any SKU to view full product details, specifications and datasheets.
| Product SKU | Cutter Diameter | Number of Flutes | Flute Length | Overall Length | Shank Diameter | Radius | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| OSG-402-236255R03 | 6 | 2 | 19 | 64 | 6 | 0.3 | £26.41 | In Stock |
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| OSG-402-236255R05 | 6 | 2 | 19 | 64 | 6 | 0.5 | £26.41 | In Stock |
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| OSG-402-236255R10 | 6 | 2 | 19 | 64 | 6 | 1 | £26.41 | In Stock |
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| OSG-402-315055R03 | 8 | 2 | 21 | 64 | 8 | 0.3 | £31.23 | In Stock |
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| OSG-402-315055R05 | 8 | 2 | 21 | 64 | 8 | 0.5 | £31.23 | In Stock |
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| OSG-402-315055R10 | 8 | 2 | 21 | 64 | 8 | 1 | £31.23 | In Stock |
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| OSG-402-315055R15 | 8 | 2 | 21 | 64 | 8 | 1.5 | £31.23 | In Stock |
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| OSG-402-393755R05 | 10 | 2 | 25 | 70 | 10 | 0.5 | £52.85 | In Stock |
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| OSG-402-393755R10 | 10 | 2 | 25 | 70 | 10 | 1 | £52.85 | In Stock |
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| OSG-402-393755R15 | 10 | 2 | 25 | 70 | 10 | 1.5 | £52.85 | In Stock |
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| OSG-402-393755R20 | 10 | 2 | 25 | 70 | 10 | 2 | £52.85 | In Stock |
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| OSG-402-472455R05 | 12 | 2 | 25 | 76 | 12 | 0.5 | £72.07 | In Stock |
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| OSG-402-472455R10 | 12 | 2 | 25 | 76 | 12 | 1 | £72.07 | In Stock |
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| OSG-402-472455R15 | 12 | 2 | 25 | 76 | 12 | 1.5 | £72.07 | In Stock |
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| OSG-402-472455R20 | 12 | 2 | 25 | 76 | 12 | 2 | £72.07 | In Stock |
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| OSG-402-472455R30 | 12 | 2 | 25 | 76 | 12 | 3 | £72.07 | In Stock |
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| OSG-402-629955R05 | 16 | 2 | 32 | 89 | 16 | 0.5 | £134.03 | In Stock |
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| OSG-402-629955R10 | 16 | 2 | 32 | 89 | 16 | 1 | £134.03 | In Stock |
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| OSG-402-629955R15 | 16 | 2 | 32 | 89 | 16 | 1.5 | £134.03 | In Stock |
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| OSG-402-629955R20 | 16 | 2 | 32 | 89 | 16 | 2 | £134.03 | In Stock |
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| OSG-402-629955R30 | 16 | 2 | 32 | 89 | 16 | 3 | £134.03 | In Stock |
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Built around the way engineers work
Fast dispatch, clear delivery options and a friendly technical team on the end of the phone.
UK Delivery
FREE next day delivery on mainland UK orders over £50 ex VAT
| Service | Cost |
|---|---|
| Royal Mail Tracked 24 | £5.90 |
| DPD Standard Next Day | £8.00 |
| Royal Mail Special Delivery by 1pm | £12.50 |
| DPD Saturday Delivery | £25.00 |
Saturday delivery available on orders placed before 4pm Friday. T&Cs and geographical exclusions apply (Republic of Ireland, Northern Ireland, Scottish Highlands, Channel Islands & others) — see our delivery page for full details.
Easy Returns
If an item isn't right, sending it back is simple and hassle-free.
Read our returns policy →Need Technical Help?
Our specialist team can advise on tooling choice, specifications and compatibility.
01732 887334 info@protool-ltd.co.ukMon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30
