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Widin Carbide Corner Radius End Mill - 4 Flute Long Shank - 1mm x R0.3
| Cutter Diameter | 1 |
| Number of Flutes | 4 |
| Flute Length | 2 |
| Overall Length | 50 |
| Shank Diameter | 6 |
| Corner Radius | 0.3 |
Learn more about Klarna
Widin Carbide Corner Radius End Mill is a precision micro-milling tool designed for professionals who work with hard materials and tight spaces. With a 1 mm diameter and a 0.3 mm corner radius, this 4-flute long-shank end mill delivers reliable performance in demanding deep groove applications.

- Diameter x Corner Radius: 1 mm diameter with a 0.3 mm corner radius for precise, clean corner milling
- Flute Count: 4 flutes provide efficient material removal and a stable cutting action
- Shank Type: Long shank to reach into deep grooves and tight pockets with ease
- Material: Solid carbide offering high hardness, wear resistance, and long tool life
- Cutting Edge Geometry: Optimized R-shaped edge for balanced strength and smooth finishing
This end mill is tailored for high-hardness workpieces and demanding deep-groove machining tasks. The combination of a long shank and four flutes minimizes deflection, improves chip evacuation, and supports consistent performance across multiple passes. Whether you’re profiling tiny internal corners or shaping fine grooves, this tool maintains accuracy and surface quality while extending tool life in challenging materials.
| Cutter Diameter | 1 |
| Number of Flutes | 4 |
| Flute Length | 2 |
| Overall Length | 50 |
| Shank Diameter | 6 |
| Corner Radius | 0.3 |
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: Widin Carbide Corner Radius End Mill - 4 Flute Long Shank (ZR734)
View full collection →You are viewing ESR73401003. Click any other SKU to view its full details.
| Product SKU | Cutter Diameter | Number of Flutes | Flute Length | Overall Length | Shank Diameter | Corner Radius | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| ESR73401001 | 1 | 4 | 2 | 50 | 6 | 0.1 | £38.64 | 5 days | |
| ESR73401002 | 1 | 4 | 2 | 50 | 6 | 0.2 | £38.64 | 5 days | |
| ESR73401003 Viewing | 1 | 4 | 2 | 50 | 6 | 0.3 | £38.64 | 5 days | |
| ESR73401501 | 1.5 | 4 | 3 | 50 | 6 | 0.1 | £38.64 | 5 days | |
| ESR73401502 | 1.5 | 4 | 3 | 50 | 6 | 0.2 | £38.64 | 5 days | |
| ESR73401503 | 1.5 | 4 | 3 | 50 | 6 | 0.3 | £38.64 | 5 days | |
| ESR73401505 | 1.5 | 4 | 3 | 50 | 6 | 0.5 | £38.64 | 5 days | |
| ESR73402001 | 2 | 4 | 5 | 50 | 6 | 0.1 | £38.64 | 5 days | |
| ESR73402002 | 2 | 4 | 5 | 50 | 6 | 0.2 | £15.46 | In Stock | |
| ESR73402005 | 2 | 4 | 5 | 50 | 6 | 0.5 | £38.64 | 5 days | |
| ESR73402003 | 2 | 4 | 5 | 50 | 6 | 0.3 | £38.64 | 5 days | |
| ESR73402501 | 2.5 | 4 | 7 | 60 | 6 | 0.1 | £39.78 | 5 days | |
| ESR73402502 | 2.5 | 4 | 7 | 60 | 6 | 0.2 | £39.78 | 5 days | |
| ESR73402503 | 2.5 | 4 | 7 | 60 | 6 | 0.3 | £39.78 | 5 days | |
| ESR73403001 | 3 | 4 | 8 | 60 | 6 | 0.1 | £39.78 | 5 days | |
| ESR73402505 | 2.5 | 4 | 7 | 60 | 6 | 0.5 | £39.78 | 5 days | |
| ESR73403002 | 3 | 4 | 8 | 60 | 6 | 0.2 | £39.78 | 5 days | |
| ESR73403003 | 3 | 4 | 8 | 60 | 6 | 0.3 | £39.78 | 5 days | |
| ESR73403005 | 3 | 4 | 8 | 60 | 6 | 0.5 | £39.78 | 5 days | |
| ESR73404002 | 4 | 4 | 10 | 70 | 6 | 0.2 | £16.37 | 5 days | View |
| ESR73404001 | 4 | 4 | 10 | 70 | 6 | 0.1 | £40.91 | 5 days | |
| ESR73404003 | 4 | 4 | 10 | 70 | 6 | 0.3 | £40.91 | 5 days | |
| ESR73404005 | 4 | 4 | 10 | 70 | 6 | 0.5 | £40.91 | 5 days | |
| ESR73404010 | 4 | 4 | 10 | 70 | 6 | 1 | £40.91 | 5 days | |
| ESR73405001 | 5 | 4 | 13 | 80 | 6 | 0.1 | £46.59 | 5 days | |
| ESR73405002 | 5 | 4 | 13 | 80 | 6 | 0.2 | £46.59 | 5 days | |
| ESR73405003 | 5 | 4 | 13 | 80 | 6 | 0.3 | £46.59 | 5 days | |
| ESR73405005 | 5 | 4 | 13 | 80 | 6 | 0.5 | £46.59 | 5 days | |
| ESR73405010 | 5 | 4 | 13 | 80 | 6 | 1 | £46.59 | 5 days | |
| ESR73406001 | 6 | 4 | 15 | 90 | 6 | 0.1 | £47.73 | 5 days | |
| ESR73406002 | 6 | 4 | 15 | 90 | 6 | 0.2 | £47.73 | 5 days | |
| ESR73406003 | 6 | 4 | 15 | 90 | 6 | 0.3 | £47.73 | 5 days | |
| ESR73406005 | 6 | 4 | 15 | 90 | 6 | 0.5 | £19.10 | In Stock | |
| ESR73406010 | 6 | 4 | 15 | 90 | 6 | 1 | £47.73 | 5 days | |
| ESR73408001 | 8 | 4 | 20 | 100 | 8 | 0.1 | £62.02 | 5 days | |
| ESR73408002 | 8 | 4 | 20 | 100 | 8 | 0.2 | £62.02 | 5 days | |
| ESR73408003 | 8 | 4 | 20 | 100 | 8 | 0.3 | £62.02 | 5 days | |
| ESR73408005 | 8 | 4 | 20 | 100 | 8 | 0.5 | £62.02 | 5 days | |
| ESR73408010 | 8 | 4 | 20 | 100 | 8 | 1 | £62.02 | 5 days | |
| ESR73408020 | 8 | 4 | 20 | 100 | 8 | 2 | £62.02 | 5 days | |
| ESR73410002 | 10 | 4 | 25 | 100 | 10 | 0.2 | £85.01 | 5 days | |
| ESR73410003 | 10 | 4 | 25 | 100 | 10 | 0.3 | £85.01 | 5 days | |
| ESR73410005 | 10 | 4 | 25 | 100 | 10 | 0.5 | £85.01 | 5 days | |
| ESR73410010 | 10 | 4 | 25 | 100 | 10 | 1 | £85.01 | 5 days | |
| ESR73410020 | 10 | 4 | 25 | 100 | 10 | 2 | £85.01 | 5 days | |
| ESR73412002 | 12 | 4 | 30 | 110 | 12 | 0.2 | £120.13 | 5 days | |
| ESR73412003 | 12 | 4 | 30 | 110 | 12 | 0.3 | £120.13 | 5 days | |
| ESR73412005 | 12 | 4 | 30 | 110 | 12 | 0.5 | £120.13 | 5 days | |
| ESR73412010 | 12 | 4 | 30 | 110 | 12 | 1 | £120.13 | 5 days | |
| ESR73412020 | 12 | 4 | 30 | 110 | 12 | 2 | £120.13 | 5 days |
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