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Robert Charles Morse Taper Countersink 3 Flutes 90° - 20mm Head Diameter
| Head Diameter | 20 |
| Small Diameter | 4.0 |
| Overall Length | 120 |
| Morse Taper Shank | MT2 |
| Minimum Head Length | 25 |
| Inclusive Angle | 90 |
Learn more about Klarna
The Robert Charles Morse Taper Countersink – 3 Flutes is a precision tool designed for accurate countersinking in machine spindles with Morse taper fittings. Its 3-flute geometry delivers smooth cutting action, improved stability, and efficient chip evacuation, producing clean, consistent chamfers and countersinks.
The Morse taper mount ensures secure, vibration-free performance in drill presses, lathes, and other taper-equipped machines. Suitable for use on a variety of materials including steel, aluminium, and plastics, this countersink is ideal for workshop, maintenance, and production machining applications where reliability and precision are essential.
- 3-Flute, 90° geometry: delivers smooth cutting action with stable performance and efficient chip evacuation for clean, consistent chamfers and countersinks.
- Morse Taper Mount for Secure, Vibration-Free Performance: mounts securely in drill presses and lathes, reducing runout and chatter for reliable results.
- 20 mm Head Diameter for Versatile Chamfers: provides a robust, durable countersink capable of handling deeper chamfer operations across steel, aluminium, and plastics.
The countersink delivers repeatable, professional chamfers quickly, improving workflow and reducing rework across maintenance and production tasks. Built for demanding use and long tool life, it’s a dependable choice for machinists, technicians, and hobbyists who value accuracy and consistency.
| Head Diameter | 20 |
| Small Diameter | 4.0 |
| Overall Length | 120 |
| Morse Taper Shank | MT2 |
| Minimum Head Length | 25 |
| Inclusive Angle | 90 |
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 Morse Taper Countersinks 3 Flutes 90°
View full collection →You are viewing 5859-20.0-90. Click any other SKU to view its full details.
| Product SKU | Head Diameter | Small Diameter | Overall Length | Morse Taper Shank | Minimum Head Length | Inclusive Angle | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| 5859-16.0-90 | 16 | 3.2 | 97 | MT1 | 18 | 90 | £90.85 | 2-3 days | |
| 5859-20.0-90 Viewing | 20 | 4.0 | 120 | MT2 | 25 | 90 | £120.87 | 2-3 days | |
| 5859-25.0-90 | 25 | 7.0 | 125 | MT2 | 27 | 90 | £150.10 | 2-3 days | |
| 5859-31.5-90 | 31.5 | 9.0 | 132 | MT2 | 31 | 90 | £208.56 | 2-3 days | |
| 5859-40.0-90 | 40 | 12.5 | 160 | MT3 | 33 | 90 | £282.82 | 2-3 days |
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