Please log in here to access all benefits, including promotional discounts and faster checkouts.


Robet Charles Imperial Piloted Countersink - 3 Flutes Integral Pilot Straight Shank -5/32 Pilot Diameter - 100° Inclusive Angle - 3/8 Body Diameter
| Pilot Diameter | 5/32 |
| Inclusive Angle | 100 |
| Body Diameter | 3/8 |
| Shank Diameter | 3/16 |
Learn more about Klarna
Description
Introducing the Robet Charles Imperial Piloted Countersink with a 3‑flute, integral pilot and straight shank. This tool is built for precise, repeatable countersinking in pre‑drilled holes, helping you achieve consistent chamfers with minimal chatter. The integrated pilot guides the cutter for a true start and a clean finish every time.
The 3‑flute configuration delivers a smooth cutting action, improved stability, and efficient swarf evacuation, making it suitable for use on steel, aluminium, and plastics. Manufactured to high quality standards, this countersink is well‑suited for both workshop and production environments where precision and reliability are essential.
- Integral pilot for precise alignment: The precision‑ground integral pilot centers the countersink in the hole, eliminating chatter and delivering a consistent chamfer.
- Three‑flute design for smooth cutting: The triple‑flute geometry reduces vibration, improves stability, and enables efficient swarf evacuation for a clean finish on metals and plastics.
- Sturdy straight shank with defined dimensions: The straight shank fits standard drill chucks for easy setup, while the 5/32" pilot diameter, 100° included angle, and 3/8" body diameter ensure reliable depth control and repeatable results.
With this countersink in your toolbox, you gain predictable, high‑quality chamfers across a range of materials, faster setup times, and fewer reworks due to misaligned countersinking. The integrated pilot keeps starts true, the 3‑flute design maintains stable cuts under load, and the robust geometry supports consistent results in both small shops and busy production environments. Trustworthy performance across steel, aluminium, and plastics helps streamline workflows and improve overall outcomes on every project.
Part Numbers
- Protool Part Number
- 5823
- Brand
- Robert Charles
- Category
- Countersinks
Need cutting data? Call 01732 887334 or email sales@protool-ltd.co.uk.
Delivery
Free UK mainland delivery on orders over £50 ex VAT. In-stock items ordered before 4:30pm are dispatched the same working day. Full delivery information.
Returns
14-day returns on unused stock items in original packaging. Special-order and bespoke tooling is non-returnable. Read our returns policy.
Technical Support
Over 30 years of machining experience behind the counter. Call 01732 887334, Mon–Thurs 8:30–17:30, Fri 8:30–16:30.
Trade Accounts
Credit accounts, contract pricing and scheduled call-off orders available for trade customers. Apply for an account.
What time are Protool open?
We are open Monday to Friday between 8:30am and 5pm.
Do you offer Free Next Day delivery?
Yes! We offer Free Next Day delivery via Royal Mail Tracked 24 on all orders over £50 ex VAT*. We also offer Free DPD Local Next Day delivery on all orders over £100 ex VAT*.
We also offer the following:
- Royal Mail Tracked 24 — £5.90 (FREE on orders over £50 ex VAT*). Order before 4:30pm for next day delivery. No signature required.
- DPD Local Next Day — £8.00 (FREE on orders over £100 ex VAT*). Standard next day delivery to UK mainland addresses.
- Royal Mail Special Delivery — £12.50. Guaranteed delivery before 1pm the next working day.
- DPD Saturday Delivery — £25.00. Must be ordered on Friday before 4pm. Pre-12pm delivery.
For delivery to Scottish Highlands & Islands, Northern Ireland, Republic of Ireland, or overseas locations, additional charges apply. Please see our delivery page for full details, or call us on 01732 887 334.
*T's & C's and exclusions apply. Please see our delivery page for more information on all our services.
Full Range: Robet Charles Imperial Piloted Countersinks - 3 Flutes Integral Pilot Straight Shank
View full collection →You are viewing 5823. Click any other SKU to view its full details.
| 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 Viewing | 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 |
No products match your filters.