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Widin Carbide Corner Radius End Mill - 2 Flute Long Neck Back Draft Type - 0.3mm x1mm x R0.05
| Cutter Diameter | 0.3 |
| Number of Flutes | 2 |
| Flute Length | 0.25 |
| Overall Length | 50 |
| Shank Diameter | 4 |
| Reach | 1 |
Learn more about Klarna
Widin Carbide Corner Radius End Mill is a precision micro-cutting tool designed for hard-material machining and fine edge finishing. It’s built for engineers and machinists who need repeatable, high-precision results in deep grooves, pockets, and small-radius features. 
- Diameter: 0.30 mm
- Cutting Length: 1.00 mm
- Corner Radius: R0.05
- Material: Ultra-fine grain carbide for exceptional strength and wear resistance, suitable up to HRc70
- Flutes & Helix: 2 flutes with a 30° helix for efficient chip evacuation and smooth cutting
- Center-Cutting: Yes, enabling both plunge milling and conventional operations
- Geometry: Long neck and back-draft design to boost rigidity, reduce vibration, and minimize chatter
- Neck Length Versatility: Neck length adapts with rake angle to access deeper features without sacrificing stability
The combination of micro-diameter cutting, corner radius, and a long-neck, back-draft geometry delivers precise, repeatable finishes on challenging workpieces. The 2-flute, center-cutting design supports both plunging and contouring applications, while the R0.05 corner radius helps create smooth edges that resist chipping during high-precision tasks. Engineered from ultra-fine grain carbide, this end mill maintains sharpness and edge integrity even when machining hard materials up to HRc70, enabling reliable performance in micro-machining, electronics housings, medical components, and aerospace fixtures. For optimal results, match feed rates and spindle speeds to the material hardness and feature depth, leveraging the long neck to reach tight areas without compromising rigidity.
| Cutter Diameter | 0.3 |
| Number of Flutes | 2 |
| Flute Length | 0.25 |
| Overall Length | 50 |
| Shank Diameter | 4 |
| Reach | 1 |
| Corner Radius | 0.05 |
| Neck Diameter | 0.27 |
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 - 2 Flute Long Neck Back Draft Type (ZSLNR)
View full collection →You are viewing ESLNR2003-1-005. Click any other SKU to view its full details.
| Product SKU | Cutter Diameter | Number of Flutes | Flute Length | Overall Length | Shank Diameter | Reach | Corner Radius | Neck Diameter | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ESLNR2002-1.5-005 | 0.2 | 2 | 0.15 | 50 | 4 | 1.5 | 0.05 | 0.17 | £28.72 | In Stock | |
| ESLNR2002-0.5-005 | 0.2 | 2 | 0.15 | 50 | 4 | 0.5 | 0.05 | 0.17 | £28.72 | In Stock | |
| ESLNR2002-2-005 | 0.2 | 2 | 0.15 | 50 | 4 | 2 | 0.05 | 0.17 | £29.61 | In Stock | |
| ESLNR2002-1-005 | 0.2 | 2 | 0.15 | 50 | 4 | 1 | 0.05 | 0.17 | £28.72 | In Stock | |
| ESLNR2003-1-005 Viewing | 0.3 | 2 | 0.25 | 50 | 4 | 1 | 0.05 | 0.27 | £22.98 | In Stock | |
| ESLNR2003-1.5-005 | 0.3 | 2 | 0.25 | 50 | 4 | 1.5 | 0.05 | 0.27 | £22.98 | In Stock | |
| ESLNR2003-2-005 | 0.3 | 2 | 0.25 | 50 | 4 | 2 | 0.05 | 0.27 | £22.98 | In Stock | |
| ESLNR2003-2.5-005 | 0.3 | 2 | 0.25 | 50 | 4 | 2.5 | 0.05 | 0.27 | £22.98 | In Stock | |
| ESLNR2003-3-005 | 0.3 | 2 | 0.25 | 50 | 4 | 3 | 0.05 | 0.27 | £22.98 | In Stock | |
| ESLNR2004-1-005 | 0.4 | 2 | 0.3 | 50 | 4 | 1 | 0.05 | 0.37 | £17.68 | In Stock | |
| ESLNR2004-1.5-005 | 0.4 | 2 | 0.3 | 50 | 4 | 1.5 | 0.05 | 0.37 | £17.68 | In Stock | |
| ESLNR2004-2-005 | 0.4 | 2 | 0.3 | 50 | 4 | 2 | 0.05 | 0.37 | £17.68 | In Stock | |
| ESLNR2004-2-01 | 0.4 | 2 | 0.3 | 50 | 4 | 2 | 0.1 | 0.37 | £17.68 | In Stock | |
| ESLNR2004-2.5-005 | 0.4 | 2 | 0.3 | 50 | 4 | 2.5 | 0.05 | 0.37 | £17.68 | In Stock | |
| ESLNR2004-3-005 | 0.4 | 2 | 0.3 | 50 | 4 | 3 | 0.05 | 0.37 | £44.19 | 5 days | |
| ESLNR2004-3-01 | 0.4 | 2 | 0.3 | 50 | 4 | 3 | 0.1 | 0.37 | £44.19 | 5 days | |
| ESLNR2004-3.5-005 | 0.4 | 2 | 0.3 | 50 | 4 | 3.5 | 0.05 | 0.37 | £17.68 | In Stock | |
| ESLNR2004-4-005 | 0.4 | 2 | 0.3 | 50 | 4 | 4 | 0.05 | 0.37 | £17.68 | In Stock | |
| ESLNR2004-4-01 | 0.4 | 2 | 0.3 | 50 | 4 | 4 | 0.1 | 0.37 | £17.68 | In Stock | |
| ESLNR2005-1-01 | 0.5 | 2 | 0.35 | 50 | 4 | 1 | 0.1 | 0.47 | £15.47 | In Stock | |
| ESLNR2005-2-005 | 0.5 | 2 | 0.35 | 50 | 4 | 2 | 0.05 | 0.47 | £15.47 | In Stock | |
| ESLNR2005-2-01 | 0.5 | 2 | 0.35 | 50 | 4 | 2 | 0.1 | 0.47 | £15.47 | In Stock | |
| ESLNR2005-3-005 | 0.5 | 2 | 0.35 | 50 | 4 | 3 | 0.05 | 0.47 | £15.47 | In Stock | |
| ESLNR2005-3-01 | 0.5 | 2 | 0.35 | 50 | 4 | 3 | 0.1 | 0.47 | £15.47 | In Stock | |
| ESLNR2005-4-005 | 0.5 | 2 | 0.35 | 50 | 4 | 4 | 0.05 | 0.47 | £15.47 | In Stock | |
| ESLNR2005-4-01 | 0.5 | 2 | 0.35 | 50 | 4 | 4 | 0.1 | 0.47 | £15.47 | In Stock | |
| ESLNR2005-5-005 | 0.5 | 2 | 0.35 | 50 | 4 | 5 | 0.05 | 0.47 | £16.80 | In Stock | |
| ESLNR2005-5-01 | 0.5 | 2 | 0.35 | 50 | 4 | 5 | 0.1 | 0.47 | £16.80 | In Stock | |
| ESLNR2005-6-01 | 0.5 | 2 | 0.35 | 50 | 4 | 6 | 0.1 | 0.47 | £16.80 | In Stock | |
| ESLNR2006-2-01 | 0.6 | 2 | 0.4 | 50 | 4 | 2 | 0.1 | 0.57 | £15.47 | In Stock | |
| ESLNR2006-4-01 | 0.6 | 2 | 0.4 | 50 | 4 | 4 | 0.1 | 0.57 | £15.47 | In Stock | |
| ESLNR2005-6-005 | 0.5 | 2 | 0.35 | 50 | 4 | 6 | 0.05 | 0.47 | £16.80 | In Stock | |
| ESLNR2006-6-01 | 0.6 | 2 | 0.4 | 50 | 4 | 6 | 0.1 | 0.57 | £15.47 | In Stock | |
| ESLNR2006-8-01 | 0.6 | 2 | 0.4 | 50 | 4 | 8 | 0.1 | 0.57 | £16.80 | In Stock | |
| ESLNR2006-10-01 | 0.6 | 2 | 0.4 | 50 | 4 | 10 | 0.1 | 0.57 | £16.80 | In Stock | |
| ESLNR2008-4-01 | 0.8 | 2 | 0.5 | 50 | 4 | 4 | 0.1 | 0.77 | £14.59 | In Stock | |
| ESLNR2008-4-02 | 0.8 | 2 | 0.5 | 60 | 4 | 4 | 0.2 | 0.77 | £36.46 | 5 days | |
| ESLNR2008-6-01 | 0.8 | 2 | 0.5 | 50 | 4 | 6 | 0.1 | 0.77 | £14.59 | In Stock | |
| ESLNR2008-6-02 | 0.8 | 2 | 0.5 | 60 | 4 | 6 | 0.2 | 0.77 | £36.46 | 5 days | |
| ESLNR2008-8-01 | 0.8 | 2 | 0.5 | 50 | 4 | 8 | 0.1 | 0.77 | £14.59 | In Stock | |
| ESLNR2008-12-01 | 0.8 | 2 | 0.5 | 55 | 4 | 12 | 0.1 | 0.77 | £36.46 | 5 days | |
| ESLNR2010-4-01 | 1 | 2 | 0.8 | 50 | 4 | 4 | 0.1 | 0.94 | £13.26 | In Stock | |
| ESLNR2010-4-02 | 1 | 2 | 0.8 | 50 | 4 | 4 | 0.2 | 0.94 | £33.14 | In Stock | |
| ESLNR2010-6-01 | 1 | 2 | 0.8 | 50 | 4 | 6 | 0.1 | 0.94 | £13.26 | In Stock | |
| ESLNR2010-6-02 | 1 | 2 | 0.8 | 50 | 4 | 6 | 0.2 | 0.94 | £13.26 | In Stock | |
| ESLNR2010-6-03 | 1 | 2 | 0.8 | 50 | 4 | 6 | 0.3 | 0.94 | £33.14 | 5 days | |
| ESLNR2010-8-01 | 1 | 2 | 0.8 | 50 | 4 | 8 | 0.1 | 0.94 | £13.26 | In Stock | |
| ESLNR2010-8-02 | 1 | 2 | 0.8 | 50 | 4 | 8 | 0.2 | 0.94 | £13.26 | In Stock | |
| ESLNR2010-10-01 | 1 | 2 | 0.8 | 50 | 4 | 10 | 0.1 | 0.94 | £13.26 | In Stock | |
| ESLNR2010-10-02 | 1 | 2 | 0.8 | 50 | 4 | 10 | 0.2 | 0.94 | £33.14 | 5 days | |
| ESLNR2010-10-03 | 1 | 2 | 0.8 | 50 | 4 | 10 | 0.3 | 0.94 | £13.26 | In Stock | |
| ESLNR2010-12-01 | 1 | 2 | 0.8 | 55 | 4 | 12 | 0.1 | 0.94 | £35.35 | In Stock | |
| ESLNR2010-12-02 | 1 | 2 | 0.8 | 55 | 4 | 12 | 0.2 | 0.94 | £14.15 | In Stock | |
| ESLNR2010-16-01 | 1 | 2 | 0.8 | 60 | 4 | 16 | 0.1 | 0.94 | £14.59 | In Stock | |
| ESLNR2010-16-02 | 1 | 2 | 0.8 | 60 | 4 | 16 | 0.2 | 0.94 | £36.46 | 5 days | |
| ESLNR2010-16-03 | 1 | 2 | 0.8 | 60 | 4 | 16 | 0.3 | 0.94 | £36.46 | 5 days | |
| ESLNR2010-20-01 | 1 | 2 | 0.8 | 60 | 4 | 20 | 0.1 | 0.94 | £14.59 | In Stock | |
| ESLNR2010-20-02 | 1 | 2 | 0.8 | 60 | 4 | 20 | 0.2 | 0.94 | £36.46 | 5 days | |
| ESLNR2010-20-03 | 1 | 2 | 0.8 | 60 | 4 | 20 | 0.3 | 0.94 | £14.59 | In Stock | |
| ESLNR2015-4-01 | 1.5 | 2 | 1.35 | 50 | 4 | 4 | 0.1 | 1.42 | £33.14 | 5 days | |
| ESLNR2015-4-02 | 1.5 | 2 | 1.35 | 50 | 4 | 4 | 0.2 | 1.42 | £33.14 | 5 days | |
| ESLNR2015-8-01 | 1.5 | 2 | 1.35 | 50 | 4 | 8 | 0.1 | 1.42 | £13.26 | In Stock | |
| ESLNR2015-8-02 | 1.5 | 2 | 1.35 | 50 | 4 | 8 | 0.2 | 1.42 | £33.14 | 5 days | |
| ESLNR2015-8-03 | 1.5 | 2 | 1.35 | 50 | 4 | 8 | 0.3 | 1.42 | £33.14 | 5 days | |
| ESLNR2015-12-01 | 1.5 | 2 | 1.35 | 55 | 4 | 12 | 0.1 | 1.42 | £33.14 | 5 days | |
| ESLNR2015-12-02 | 1.5 | 2 | 1.35 | 55 | 4 | 12 | 0.2 | 1.42 | £33.14 | 5 days | |
| ESLNR2015-15-01 | 1.5 | 2 | 1.35 | 55 | 4 | 15 | 0.1 | 1.42 | £14.59 | In Stock | |
| ESLNR2015-15-02 | 1.5 | 2 | 1.35 | 55 | 4 | 15 | 0.2 | 1.42 | £14.59 | 5 days | View |
| ESLNR2015-15-03 | 1.5 | 2 | 1.35 | 55 | 4 | 15 | 0.3 | 1.42 | £14.59 | In Stock | |
| ESLNR2015-20-01 | 1.5 | 2 | 1.35 | 60 | 4 | 20 | 0.1 | 1.42 | £14.59 | In Stock | |
| ESLNR2015-20-02 | 1.5 | 2 | 1.35 | 60 | 4 | 20 | 0.2 | 1.42 | £14.59 | In Stock | |
| ESLNR2015-20-03 | 1.5 | 2 | 1.35 | 60 | 4 | 20 | 0.3 | 1.42 | £14.59 | In Stock | |
| ESLNR2020-6-02 | 2 | 2 | 1.7 | 50 | 4 | 6 | 0.2 | 1.92 | £33.14 | 5 days | |
| ESLNR2020-6-05 | 2 | 2 | 1.7 | 50 | 4 | 6 | 0.5 | 1.92 | £33.14 | In Stock | |
| ESLNR2020-8-02 | 2 | 2 | 1.7 | 50 | 4 | 8 | 0.2 | 1.92 | £13.26 | In Stock | |
| ESLNR2020-8-03 | 2 | 2 | 1.7 | 50 | 4 | 8 | 0.3 | 1.92 | £33.14 | 5 days | |
| ESLNR2020-8-05 | 2 | 2 | 1.7 | 50 | 4 | 8 | 0.5 | 1.92 | £13.26 | In Stock | |
| ESLNR2020-8-08 | 2 | 2 | 1.7 | 50 | 4 | 8 | 0.8 | 1.92 | £33.14 | In Stock | |
| ESLNR2020-12-02 | 2 | 2 | 1.7 | 55 | 4 | 12 | 0.2 | 1.92 | £33.14 | 5 days | |
| ESLNR2020-12-05 | 2 | 2 | 1.7 | 55 | 4 | 12 | 0.5 | 1.92 | £33.14 | 5 days | |
| ESLNR2020-16-02 | 2 | 2 | 1.7 | 55 | 4 | 16 | 0.2 | 1.92 | £13.26 | In Stock | |
| ESLNR2020-16-03 | 2 | 2 | 1.7 | 55 | 4 | 16 | 0.3 | 1.92 | £33.14 | In Stock | |
| ESLNR2020-16-05 | 2 | 2 | 1.7 | 55 | 4 | 16 | 0.5 | 1.92 | £33.14 | In Stock | |
| ESLNR2020-16-08 | 2 | 2 | 1.7 | 55 | 4 | 16 | 0.8 | 1.92 | £13.26 | In Stock | |
| ESLNR2020-20-02 | 2 | 2 | 1.7 | 60 | 4 | 20 | 0.2 | 1.92 | £13.26 | In Stock | |
| ESLNR2020-20-03 | 2 | 2 | 1.7 | 60 | 4 | 20 | 0.3 | 1.92 | £13.26 | In Stock | |
| ESLNR2020-20-05 | 2 | 2 | 1.7 | 60 | 4 | 20 | 0.5 | 1.92 | £33.14 | 5 days | |
| ESLNR2020-20-08 | 2 | 2 | 1.7 | 60 | 4 | 20 | 0.8 | 1.92 | £13.26 | In Stock | |
| ESLNR2020-25-02 | 2 | 2 | 1.7 | 65 | 4 | 25 | 0.2 | 1.92 | £14.59 | In Stock | |
| ESLNR2020-25-05 | 2 | 2 | 1.7 | 65 | 4 | 25 | 0.5 | 1.92 | £14.59 | In Stock | |
| ESLNR2020-30-02 | 2 | 2 | 1.7 | 70 | 4 | 30 | 0.2 | 1.92 | £14.59 | In Stock | |
| ESLNR2020-30-05 | 2 | 2 | 1.7 | 70 | 4 | 30 | 0.5 | 1.92 | £14.59 | In Stock | |
| ESLNR2030-8-02 | 3 | 2 | 2.5 | 55 | 6 | 8 | 0.2 | 2.86 | £35.23 | In Stock | |
| ESLNR2030-8-03 | 3 | 2 | 2.5 | 55 | 6 | 8 | 0.3 | 2.86 | £14.09 | In Stock | |
| ESLNR2030-8-05 | 3 | 2 | 2.5 | 55 | 6 | 8 | 0.5 | 2.86 | £14.09 | In Stock | |
| ESLNR2030-12-02 | 3 | 2 | 2.5 | 60 | 6 | 12 | 0.2 | 2.86 | £35.23 | In Stock | |
| ESLNR2030-12-05 | 3 | 2 | 2.5 | 60 | 6 | 12 | 0.5 | 2.86 | £14.09 | In Stock | |
| ESLNR2030-16-02 | 3 | 2 | 2.5 | 60 | 6 | 16 | 0.2 | 2.86 | £14.09 | In Stock | |
| ESLNR2030-16-03 | 3 | 2 | 2.5 | 60 | 6 | 16 | 0.3 | 2.86 | £35.23 | 5 days | |
| ESLNR2030-16-05 | 3 | 2 | 2.5 | 60 | 6 | 16 | 0.5 | 2.86 | £35.23 | In Stock | |
| ESLNR2030-20-02 | 3 | 2 | 2.5 | 65 | 6 | 20 | 0.2 | 2.86 | £35.23 | 5 days | |
| ESLNR2030-20-03 | 3 | 2 | 2.5 | 65 | 6 | 20 | 0.3 | 2.86 | £35.23 | 5 days | |
| ESLNR2030-20-05 | 3 | 2 | 2.5 | 65 | 6 | 20 | 0.5 | 2.86 | £14.09 | In Stock | |
| ESLNR2030-30-02 | 3 | 2 | 2.5 | 75 | 6 | 30 | 0.2 | 2.86 | £37.50 | 5 days | |
| ESLNR2030-30-03 | 3 | 2 | 2.5 | 75 | 6 | 30 | 0.3 | 2.86 | £15.00 | In Stock | |
| ESLNR2030-30-05 | 3 | 2 | 2.5 | 75 | 6 | 30 | 0.5 | 2.86 | £37.50 | 5 days | |
| ESLNR2030-35-02 | 3 | 2 | 2.5 | 80 | 6 | 35 | 0.2 | 2.86 | £39.78 | 5 days | |
| ESLNR2030-35-05 | 3 | 2 | 2.5 | 80 | 6 | 35 | 0.5 | 2.86 | £15.91 | In Stock |
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