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 Carbide 4 Flute End Mill Square Edge Diamond Coated
Regular Length For Plastic & Graphite
The OSG Carbide 4 Flute End Mill with a square-edge design and a Diamond Coating is a specialized tool tailored for precision machining in plastic and graphite materials. With four flutes, it efficiently removes material while maintaining stability and precision. The Diamond Coating enhances tool longevity and wear resistance, making it an excellent choice for demanding machining operations in plastic and graphite. This end mill is a trusted companion for machinists working with these materials, delivering high-performance and precision for consistent, high-quality results in applications where durability and reliability are essential.
Browse all 12 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 | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| OSG-404-0394DIA | 1 | 4 | 3 | 39 | 3 | £35.00 | In Stock |
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| OSG-404-0787DIA | 2 | 4 | 7 | 39 | 3 | £50.01 | In Stock |
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| OSG-404-1181DIA | 3 | 4 | 10 | 39 | 3 | £48.61 | In Stock |
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| OSG-404-1378DIA | 3.5 | 4 | 12 | 51 | 4 | £77.50 | 1-2 days |
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| OSG-404-1575DIA | 4 | 4 | 14 | 51 | 4 | £78.32 | In Stock |
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| OSG-404-1968DIA | 5 | 4 | 16 | 51 | 5 | £94.36 | In Stock |
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| OSG-404-2362DIA | 6 | 4 | 19 | 64 | 6 | £107.15 | In Stock |
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| OSG-404-3150DIA | 8 | 4 | 21 | 64 | 8 | £150.96 | In Stock |
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| OSG-404-3937DIA | 10 | 4 | 25 | 70 | 10 | £179.88 | In Stock |
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| OSG-404-4724DIA | 12 | 4 | 25 | 76 | 12 | £225.69 | In Stock |
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| OSG-404-6299DIA | 16 | 4 | 32 | 89 | 16 | £368.09 | In Stock |
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| OSG-404-7874DIA | 20 | 4 | 38 | 102 | 20 | £487.45 | In Stock |
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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
