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Robert Charles DIN 3 Flute Countersink 90° - 19.0mm Head Diameter
| Head Diameter | 19.0 |
| Small Diameter | 3.5 |
| Shank Diameter | 10 |
| Overall Length | 63 |
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Description
The Robert Charles DIN 3 Flute Countersink 90° with a 19.0 mm head diameter is precision tooling designed to create clean 90° countersinks and chamfers with dependable consistency. Manufactured to DIN standards, it delivers accurate geometry and a superior surface finish, making it ideal for engineering, maintenance, and production environments where precision matters.
- DIN-standard precision for reliable 90° countersinks: Built to DIN specifications, it ensures consistent geometry and a smooth surface finish across jobs, delivering repeatable results in busy workshops and on important assemblies.
- Three-flute design for smooth cutting and chip evacuation: The 3-flute geometry provides stable, vibration-free cutting and efficient chip removal, helping to maintain edge quality and reduce the need for rework.
- Versatile material compatibility: Suitable for steels, aluminium, and plastics, enabling a single tool to handle a range of counterboring and chamfering tasks across diverse projects.
This countersink supports faster setup and reliable performance in demanding workflows. By delivering precise 90° countersinks with a clean finish every time, it helps streamline manufacturing and maintenance tasks, reduces downtime between jobs, and supports consistent quality across components and assemblies.
Part Numbers
- Protool Part Number
- 335C-19.0-90
- 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: Robert Charles DIN 3 Flute CountersinkS 90°
View full collection →You are viewing 335C-19.0-90. Click any other SKU to view its full details.
| 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 | |
| 335C-5.3-90 | 5.3 | 1.5 | 4 | 40 | 4 | 90 | £19.75 | 2-3 days | |
| 335C-6.3-90 | 6.3 | 1.5 | 5 | 45 | 5 | 90 | £20.54 | 2-3 days | |
| 335C8.3-90 | 8.3 | 2 | 6 | 50 | 6 | 90 | £21.33 | 2-3 days | |
| 335C-10-0-90 | 10.0 | 2.5 | 6 | 50 | 7.1 | 90 | £22.12 | 2-3 days | |
| 335C-10.4-90 | 10.4 | 2.5 | 6 | 50 | 7.1 | 90 | £22.12 | 2-3 days | |
| 335C-11.5-90 | 11.5 | 2.8 | 8 | 56 | 7.5 | 90 | £23.70 | 2-3 days | |
| 335C-12.4-90 | 12.4 | 2.8 | 8 | 56 | 8 | 90 | £24.49 | 2-3 days | |
| 335C-15.0-90 | 15.0 | 3.2 | 10 | 60 | 9 | 90 | £32.39 | 2-3 days | |
| 335C-16.5-90 | 16.5 | 3.2 | 10 | 60 | 10 | 90 | £33.18 | 2-3 days | |
| 335C-19.0-90 Viewing | 19.0 | 3.5 | 10 | 63 | 11.2 | 90 | £41.87 | 2-3 days | |
| 335C-20.5-90 | 20.5 | 3.5 | 10 | 63 | 12.5 | 90 | £46.61 | 2-3 days | |
| 335C-23.0-90 | 23.0 | 3.8 | 10 | 67 | 13.2 | 90 | £60.04 | 2-3 days | |
| 335C-25.0-90 | 25.0 | 3.8 | 10 | 67 | 15 | 90 | £61.62 | 2-3 days | |
| 335C-26.0-90 | 26.0 | 3.8 | 10 | 67 | 15 | 90 | £67.94 | 2-3 days | |
| 335C-28.0-90 | 28.0 | 4 | 12 | 71 | 16 | 90 | £83.74 | 2-3 days | |
| 335C-30.0-90 | 30.0 | 4.2 | 12 | 71 | 18 | 90 | £86.11 | 2-3 days | |
| 335C-31.0-90 | 31.0 | 4.2 | 12 | 71 | 18 | 90 | £86.11 | 2-3 days |
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