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
Widin
|
Authorised UK Distributor
Widin Carbide Corner Radius End Mill For Stainless & Exotics
4 Flute Variable Helix (SR504)
With its 4 flute design and variable helix, this end mill offers exceptional chip evacuation and improved stability during cutting operations. The corner radius feature enables precise contouring and reduces the risk of chipping or fracturing, resulting in superior surface finishes. The carbide construction ensures long-lasting durability and resistance to wear, allowing for extended tool life.
Click any SKU to view full product details, specifications and datasheets.
| Product SKU | Cutter Diameter | Number of Flutes | Flute Length | Overall Length | Shank Diameter | Corner Radius | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| SR50401001 | 1 | 4 | 2.5 | 50 | 6 | 0.1 | £25.89 | 5 days |
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| SR50401002 | 1 | 4 | 2.5 | 50 | 6 | 0.2 | £25.89 | 5 days |
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| SR50401201 | 1.2 | 4 | 3 | 50 | 6 | 0.1 | £25.89 | 5 days |
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| SR50401501 | 1.5 | 4 | 4 | 50 | 6 | 0.1 | £25.89 | 5 days |
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| SR50401502 | 1.5 | 4 | 4 | 50 | 6 | 0.2 | £25.89 | 5 days |
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| SR50402001 | 2 | 4 | 6 | 50 | 6 | 0.1 | £25.89 | 5 days |
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| SR50402002 | 2 | 4 | 6 | 50 | 6 | 0.2 | £25.89 | 5 days |
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| SR50402502 | 2.5 | 4 | 7 | 50 | 6 | 0.2 | £25.89 | 5 days |
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| SR50403002 | 3 | 4 | 8 | 55 | 6 | 0.2 | £26.88 | 5 days |
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| SR50403003 | 3 | 4 | 8 | 55 | 6 | 0.3 | £26.88 | 5 days |
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| SR50403005 | 3 | 4 | 8 | 55 | 6 | 0.5 | £26.88 | 5 days |
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| SR50404002 | 4 | 4 | 10 | 55 | 6 | 0.2 | £26.88 | 5 days |
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| SR50404003 | 4 | 4 | 10 | 55 | 6 | 0.3 | £26.88 | 5 days |
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| SR50404005 | 4 | 4 | 10 | 55 | 6 | 0.5 | £26.88 | 5 days |
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| SR50405002 | 5 | 4 | 15 | 55 | 6 | 0.2 | £26.88 | 5 days |
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| SR50405003 | 5 | 4 | 15 | 55 | 6 | 0.3 | £26.88 | 5 days |
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| SR50405005 | 5 | 4 | 15 | 55 | 6 | 0.5 | £26.88 | 5 days |
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| SR50406003 | 6 | 4 | 15 | 60 | 6 | 0.3 | £26.88 | 5 days |
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| SR50406005 | 6 | 4 | 15 | 60 | 6 | 0.5 | £26.88 | 5 days |
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| SR50406010 | 6 | 4 | 15 | 60 | 8 | 1 | £26.88 | 5 days |
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| SR50408003 | 8 | 4 | 20 | 70 | 8 | 0.3 | £35.41 | 5 days |
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| SR50408005 | 8 | 4 | 20 | 70 | 8 | 0.5 | £35.41 | 5 days |
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| SR50408010 | 8 | 4 | 20 | 70 | 10 | 1 | £35.41 | 5 days |
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| SR50410005 | 10 | 4 | 25 | 75 | 10 | 0.5 | £47.96 | 5 days |
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| SR50410010 | 10 | 4 | 25 | 75 | 10 | 1 | £47.96 | 5 days |
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| SR50410015 | 10 | 4 | 25 | 75 | 10 | 1.5 | £47.96 | 5 days |
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| SR50410020 | 10 | 4 | 25 | 75 | 12 | 2 | £47.96 | 5 days |
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| SR50410003 | 10 | 4 | 25 | 75 | 10 | 0.3 | £47.96 | 5 days |
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| SR50412005 | 12 | 4 | 30 | 80 | 12 | 0.5 | £66.92 | 5 days |
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| SR50412010 | 12 | 4 | 30 | 80 | 12 | 1 | £66.92 | 5 days |
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| SR50412015 | 12 | 4 | 30 | 80 | 12 | 1.5 | £66.92 | 5 days |
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| SR50412020 | 12 | 4 | 30 | 80 | 12 | 2 | £66.92 | 5 days |
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| SR50412030 | 12 | 4 | 30 | 80 | 12 | 3 | £66.92 | 5 days |
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| SR50412040 | 12 | 4 | 30 | 80 | 16 | 4 | £66.92 | 5 days |
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| SR50414005 | 14 | 4 | 35 | 90 | 16 | 0.5 | £191.39 | 5 days |
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| SR50414010 | 14 | 4 | 35 | 90 | 16 | 1 | £191.39 | 5 days |
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| SR50416005 | 16 | 4 | 42 | 100 | 16 | 0.5 |
£123.02 |
In Stock |
|
| SR50416010 | 16 | 4 | 42 | 100 | 16 | 1 | £199.08 | 5 days |
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| SR50418005 | 18 | 4 | 45 | 100 | 16 | 0.5 | £251.90 | 5 days |
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| SR50420005 | 20 | 4 | 48 | 100 | 20 | 0.5 | £305.70 | 5 days |
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| SR50420010 | 20 | 4 | 48 | 100 | 20 | 1 | £305.70 | 5 days |
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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
