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
The Robert Charles Imperial Piloted Countersink – 3 Flute Integral Pilot Straight Shank is designed for accurate and consistent countersinking of pre-drilled holes. Featuring a precision ground integral pilot, it ensures perfect alignment and chatter-free cutting, delivering a clean, professional finish every time. The 3-flute design provides smooth cutting action, improved stability, and efficient swarf evacuation, making it ideal for use on a range of materials including steel, aluminium, and plastics. Manufactured to high quality standards, this countersink is suitable for both workshop and production environments where precision and reliability are essential.

Click any SKU to view full product details, specifications and datasheets.
| Product SKU | Pilot Diameter | Inclusive Angle | Body Diameter | Shank Diameter | Overall Length | Shank Length | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| 5801 | 3/32 | 90 | 3/16 | 3/16 | 2.1/2 | 1.3/4 | £26.86 | 2-3 days |
|
| 5805 | 3/32 | 90 | 1/4 | 3/16 | 2.1/2 | 1.3/4 | £27.65 | 2-3 days |
|
| 5802 | 3/32 | 100 | 3/16 | 3/16 | 2.1/2 | 1.3/4 | £26.86 | 2-3 days |
|
| 5806 | 3/32 | 100 | 1/4 | 3/16 | 2.1/2 | 1.3/4 | £30.02 | 2-3 days |
|
| 5804 | 3/32 | 100 | 3/8 | 3/16 | 2.1/2 | 1.3/4 | £30.81 | 2-3 days |
|
| 5803 | 3/32 | 120 | 3/16 | 3/16 | 2.1/2 | 1.3/4 | £26.86 | 2-3 days |
|
| 5807 | 3/32 | 120 | 1/4 | 3/16 | 2.1/2 | 1.3/4 | £27.65 | 2-3 days |
|
| 5809 | 1/8 | 90 | 1/4 | 3/16 | 2.1/2 | 1.3/4 | £27.65 | 2-3 days |
|
| 5816 | 1/8 | 90 | 5/16 | 3/16 | 2.1/2 | 1.3/4 | £28.44 | 2-3 days |
|
| 5825 | 1/8 | 90 | 3/8 | 3/16 | 2.1/2 | 1.3/4 | £30.81 | 2-3 days |
|
| 5810 | 1/8 | 100 | 1/4 | 3/16 | 2.1/2 | 1.3/4 | £27.65 | 2-3 days |
|
| 5817 | 1/8 | 100 | 5/16 | 3/16 | 2.1/2 | 1.3/4 | £29.23 | 2-3 days |
|
| 5811 | 1/8 | 100 | 3/8 | 3/16 | 2.1/2 | 1.3/4 | £30.81 | 2-3 days |
|
| 5812 | 1/8 | 120 | 1/4 | 3/16 | 2.1/2 | 1.3/4 | £27.65 | 2-3 days |
|
| 5818 | 1/8 | 120 | 5/16 | 3/16 | 2.1/2 | 1.3/4 | £28.44 | 2-3 days |
|
| 5826 | 1/8 | 120 | 3/8 | 3/16 | 2.1/2 | 1.3/4 | £30.81 | 2-3 days |
|
| 5820 | 5/32 | 90 | 5/16 | 3/16 | 2.1/2 | 1.3/4 | £28.44 | 2-3 days |
|
| 5827 | 5/32 | 90 | 3/8 | 3/16 | 2.1/2 | 1.3/4 | £30.81 | 2-3 days |
|
| 5821 | 5/32 | 100 | 5/16 | 3/16 | 2.1/2 | 1.3/4 | £28.44 | 2-3 days |
|
| 5823 | 5/32 | 100 | 3/8 | 3/16 | 2.1/2 | 1.3/4 | £30.81 | 2-3 days |
|
| 5822 | 5/32 | 120 | 5/16 | 3/16 | 2.1/2 | 1.3/4 | £28.44 | 2-3 days |
|
| 5828 | 5/32 | 120 | 3/8 | 3/16 | 2.1/2 | 1.3/4 | £30.81 | 2-3 days |
|
| 5830 | 3/16 | 90 | 3/8 | 3/16 | 2.1/2 | 1.3/4 | £30.81 | 2-3 days |
|
| 5831 | 3/16 | 100 | 3/8 | 3/16 | 2.1/2 | 1.3/4 | £30.81 | 2-3 days |
|
| 5832 | 3/16 | 120 | 3/8 | 3/16 | 2.1/2 | 1.3/4 | £30.81 | 2-3 days |
|
| 5834 | 3/16 | 120 | 7/16 | 3/16 | 2.1/2 | 1.3/4 | £33.97 | 2-3 days |
|
| 5835 | 7/32 | 90 | 7/16 | 3/16 | 2.1/2 | 1.3/4 | £33.97 | 2-3 days |
|
| 5837 | 7/32 | 100 | 7/16 | 3/16 | 2.1/2 | 1.3/4 | £33.97 | 2-3 days |
|
| 5838 | 7/32 | 120 | 7/16 | 3/16 | 2.1/2 | 1.3/4 | £33.97 | 2-3 days |
|
| 5840 | 1/4 | 90 | 7/16 | 3/16 | 2.1/2 | 1.3/4 | £33.97 | 2-3 days |
|
| 5843 | 1/4 | 90 | 1/2 | 3/16 | 2.1/2 | 1.3/4 | £36.34 | 2-3 days |
|
| 5841 | 1/4 | 100 | 7/16 | 3/16 | 2.1/2 | 1.3/4 | £33.97 | 2-3 days |
|
| 5839 | 1/4 | 100 | 1/2 | 3/16 | 2.1/2 | 1.3/4 | £36.34 | 2-3 days |
|
| 5842 | 1/4 | 120 | 7/16 | 3/16 | 2.1/2 | 1.3/4 | £33.97 | 2-3 days |
|
| 5844 | 1/4 | 120 | 1/2 | 3/16 | 2.1/2 | 1.3/4 | £36.34 | 2-3 days |
|
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Fast dispatch, clear delivery options and a friendly technical team on the end of the phone.
Orders dispatched Monday to Friday between 8am and 5pm (4:30pm on Fridays).
| 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.
If an item isn't right, sending it back is simple and hassle-free.
Read our returns policy →Our specialist team can advise on tooling choice, specifications and compatibility.
01732 887334 info@protool-ltd.co.uk