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
Robert Charles
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Authorised UK Distributor
Robert Charles DIN 3 Flute CountersinkS 90°
The Robert Charles DIN 3 Flute Countersink 90° is manufactured to DIN standards for producing precise 90° countersinks and chamfers with excellent surface finish. The 3-flute cutting design ensures smooth, stable cutting with reduced vibration and improved chip evacuation, helping to deliver accurate and consistent results. Suitable for use on a wide range of materials including steels, aluminium, and plastics, this countersink is ideal for engineering, maintenance, and production environments where reliability and precision are essential.
Click any SKU to view full product details, specifications and datasheets.
| Product SKU | Head Diameter | Small Diameter | Shank Diameter | Overall Length | Head Length | Angle | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| 335C-4.3-90 | 4.3 | 1.2 | 4 | 40 | 3.5 | 90 | £18.96 | 2-3 days |
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| 335C-5.3-90 | 5.3 | 1.5 | 4 | 40 | 4 | 90 | £19.75 | 2-3 days |
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| 335C-6.3-90 | 6.3 | 1.5 | 5 | 45 | 5 | 90 | £20.54 | 2-3 days |
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| 335C8.3-90 | 8.3 | 2 | 6 | 50 | 6 | 90 | £21.33 | 2-3 days |
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| 335C-10-0-90 | 10.0 | 2.5 | 6 | 50 | 7.1 | 90 | £22.12 | 2-3 days |
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| 335C-10.4-90 | 10.4 | 2.5 | 6 | 50 | 7.1 | 90 | £22.12 | 2-3 days |
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| 335C-11.5-90 | 11.5 | 2.8 | 8 | 56 | 7.5 | 90 | £23.70 | 2-3 days |
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| 335C-12.4-90 | 12.4 | 2.8 | 8 | 56 | 8 | 90 | £24.49 | 2-3 days |
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| 335C-15.0-90 | 15.0 | 3.2 | 10 | 60 | 9 | 90 | £32.39 | 2-3 days |
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| 335C-16.5-90 | 16.5 | 3.2 | 10 | 60 | 10 | 90 | £33.18 | 2-3 days |
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| 335C-19.0-90 | 19.0 | 3.5 | 10 | 63 | 11.2 | 90 | £41.87 | 2-3 days |
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| 335C-20.5-90 | 20.5 | 3.5 | 10 | 63 | 12.5 | 90 | £46.61 | 2-3 days |
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| 335C-23.0-90 | 23.0 | 3.8 | 10 | 67 | 13.2 | 90 | £60.04 | 2-3 days |
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| 335C-25.0-90 | 25.0 | 3.8 | 10 | 67 | 15 | 90 | £61.62 | 2-3 days |
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| 335C-26.0-90 | 26.0 | 3.8 | 10 | 67 | 15 | 90 | £67.94 | 2-3 days |
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| 335C-28.0-90 | 28.0 | 4 | 12 | 71 | 16 | 90 | £83.74 | 2-3 days |
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| 335C-30.0-90 | 30.0 | 4.2 | 12 | 71 | 18 | 90 | £86.11 | 2-3 days |
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| 335C-31.0-90 | 31.0 | 4.2 | 12 | 71 | 18 | 90 | £86.11 | 2-3 days |
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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
