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Widin Carbide Corner Radius End Mill - 2 Flute Tapered Neck Type - 3mm x 50mm xR0.5
| Cutter Diameter | 3 |
| Number of Flutes | 2 |
| Flute Length | 2.5 |
| Overall Length | 100 |
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Description
Widin Carbide Corner Radius End Mill is a precision cutting tool designed for clean radii in deep grooves and angled surfaces. With a 3 mm diameter, 50 mm length, 2 flutes, and a tapered neck, it delivers stable cutting and reliable radii on demanding parts.

- Diameter: 3 mm
- Overall length: 50 mm
- Flutes: 2
- Neck type: Tapered neck to reduce vibration and chatter
- Corner radius: R0.5
- Material: Carbide for hardness and wear resistance
- Applications: Deep grooves, sloped surfaces, and precise radii in pockets and contours
By combining a tapered neck with a true corner radius, this end mill maintains stability through challenging cuts, minimizes chipping at the radius, and delivers consistent surface finishes and dimensional accuracy. The 2-flute geometry supports efficient chip evacuation and controlled engagement, making it well-suited for finishing radii and grooves in a variety of machinable materials. Use this tool for precise radii in grooves, contouring near walls, and finishing pocket features where reliable radii and smooth surfaces matter.
Part Numbers
- Protool Part Number
- ESTNR2030-50-0905
- Brand
- Widin
- Category
- End Mill
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: Widin Carbide Corner Radius End Mill - 2 Flute Tapered Neck Type (ZSTNR)
View full collection →You are viewing ESTNR2030-50-0905. 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 | Taper Angle | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ESTNR2002-2-09005 | 0.2 | 2 | 0.15 | 50 | 4 | 2 | 0.5 | 0.17 | 0.9° | £73.88 | 5 days | |
| ESTNR2005-10-0901 | 0.5 | 2 | 0.35 | 50 | 4 | 10 | 0.1 | 0.47 | 0.9° | £47.98 | 5 days | |
| ESTNR2004-4-0901 | 0.4 | 2 | 0.3 | 50 | 4 | 4 | 0.5 | 0.37 | 0.9° | £55.65 | 5 days | |
| ESTNR2004-4-09005 | 0.4 | 2 | 0.3 | 50 | 4 | 4 | 0.5 | 0.37 | 0.9° | £55.65 | 5 days | |
| ESTNR2004-5-09005 | 0.4 | 2 | 0.3 | 50 | 4 | 5 | 0.1 | 0.37 | 0.9° | £58.55 | 5 days | |
| ESTNR2004-5-0901 | 0.4 | 2 | 0.3 | 50 | 4 | 5 | 0.1 | 0.37 | 0.9° | £58.55 | 5 days | |
| ESTNR2005-5-0901 | 0.5 | 2 | 0.35 | 50 | 4 | 5 | 0.1 | 0.47 | 0.9° | £44.13 | 5 days | |
| ESTNR2006-12-0901 | 0.6 | 2 | 0.4 | 55 | 4 | 12 | 0.1 | 0.57 | 0.9° | £47.98 | 5 days | |
| ESTNR2005-8-0901 | 0.5 | 2 | 0.35 | 55 | 4 | 8 | 0.1 | 0.47 | 0.9° | £46.05 | 5 days | |
| ESTNR2006-15-0901 | 0.6 | 2 | 0.4 | 55 | 4 | 15 | 0.1 | 0.57 | 0.9° | £50.85 | 5 days | |
| ESTNR2008-12-0902 | 0.8 | 2 | 0.5 | 50 | 4 | 12 | 0.2 | 0.77 | 0.9° | £47.98 | 5 days | |
| ESTNR2008-6-0402 | 0.8 | 2 | 0.5 | 55 | 4 | 6 | 0.2 | 0.77 | 0.4° | £44.13 | 5 days | |
| ESTNR2010-10-0902 | 1 | 2 | 0.8 | 55 | 4 | 10 | 0.2 | 0.94 | 0.9° | £44.03 | 5 days | |
| ESTNR2010-15-0902 | 1 | 2 | 0.8 | 55 | 4 | 15 | 0.2 | 0.94 | 0.9° | £44.03 | 5 days | |
| ESTNR2010-15-0903 | 1 | 2 | 0.8 | 60 | 4 | 15 | 0.2 | 0.94 | 0.9° | £44.03 | 5 days | |
| ESTNR2010-20-0902 | 1 | 2 | 0.8 | 65 | 4 | 20 | 0.2 | 0.94 | 0.9° | £47.08 | 5 days | |
| ESTNR2010-30-0902 | 1 | 2 | 0.8 | 80 | 4 | 30 | 0.2 | 0.94 | 0.9° | £49.13 | 5 days | |
| ESTNR2010-25-0902 | 1 | 2 | 0.8 | 70 | 4 | 25 | 0.2 | 0.94 | 0.9° | £47.08 | 5 days | |
| ESTNR2010-25-0903 | 1 | 2 | 0.8 | 75 | 4 | 25 | 0.2 | 0.94 | 0.9° | £47.08 | 5 days | |
| ESTNR2010-30-0903 | 1 | 2 | 0.8 | 55 | 4 | 30 | 0.3 | 0.94 | 0.9° | £49.13 | 5 days | |
| ESTNR2010-35-0902 | 1 | 2 | 0.8 | 60 | 4 | 35 | 0.3 | 0.94 | 0.9° | £51.18 | 5 days | |
| ESTNR2010-8-0403 | 1 | 2 | 0.8 | 75 | 4 | 8 | 0.3 | 0.94 | 0.4° | £44.03 | 5 days | |
| ESTNR2010-8-0402 | 1 | 2 | 0.8 | 70 | 4 | 8 | 0.3 | 0.94 | 0.4° | £44.03 | 5 days | |
| ESTNR2015-25-0902 | 1.5 | 2 | 1.35 | 55 | 6 | 25 | 0.3 | 1.42 | 0.9° | £47.08 | 5 days | |
| ESTNR2015-10-0402 | 1.5 | 2 | 1.35 | 55 | 6 | 10 | 0.2 | 1.42 | 0.4° | £44.03 | 5 days | |
| ESTNR2015-20-0903 | 1.5 | 2 | 1.35 | 75 | 6 | 20 | 0.2 | 1.42 | 0.9° | £47.08 | 5 days | |
| ESTNR2015-15-0902 | 1.5 | 2 | 1.35 | 65 | 6 | 15 | 0.2 | 1.42 | 0.9° | £44.03 | 5 days | |
| ESTNR2015-10-0403 | 1.5 | 2 | 1.35 | 60 | 6 | 10 | 0.2 | 1.42 | 0.4° | £44.03 | 5 days | |
| ESTNR2015-20-0902 | 1.5 | 2 | 1.35 | 70 | 6 | 20 | 0.2 | 1.42 | 0.9° | £47.08 | 5 days | |
| ESTNR2015-25-0903 | 1.5 | 2 | 1.35 | 65 | 6 | 25 | 0.3 | 1.42 | 0.9° | £47.08 | 5 days | |
| ESTNR2015-30-0903 | 1.5 | 2 | 1.35 | 75 | 6 | 30 | 0.3 | 1.42 | 0.9° | £49.13 | 5 days | |
| ESTNR2015-30-0902 | 1.5 | 2 | 1.35 | 70 | 6 | 30 | 0.3 | 1.42 | 0.9° | £49.13 | 5 days | |
| ESTNR2020-12-0403 | 2 | 2 | 1.7 | 70 | 6 | 12 | 0.2 | 1.92 | 0.4° | £44.03 | 5 days | |
| ESTNR2020-20-0905 | 2 | 2 | 1.7 | 65 | 6 | 20 | 0.3 | 1.92 | 0.9° | £46.05 | 5 days | |
| ESTNR2020-20-0903 | 2 | 2 | 1.7 | 55 | 6 | 20 | 0.3 | 1.92 | 0.9° | £46.05 | 5 days | |
| ESTNR2020-12-0405 | 2 | 2 | 1.7 | 80 | 6 | 12 | 0.2 | 1.92 | 0.4° | £44.03 | 5 days | |
| ESTNR2020-16-0405 | 2 | 2 | 1.7 | 90 | 6 | 16 | 0.2 | 1.92 | 0.4° | £44.03 | 5 days | |
| ESTNR2020-30-0902 | 2 | 2 | 1.7 | 80 | 6 | 30 | 0.3 | 1.92 | 0.9° | £49.13 | 5 days | |
| ESTNR2020-40-0902 | 2 | 2 | 1.7 | 55 | 6 | 40 | 0.5 | 1.92 | 0.9° | £53.23 | 5 days | |
| ESTNR2020-25-0905 | 2 | 2 | 1.7 | 70 | 6 | 25 | 0.3 | 1.92 | 0.9° | £47.08 | 5 days | |
| ESTNR2020-40-0905 | 2 | 2 | 1.7 | 65 | 6 | 40 | 0.5 | 1.92 | 0.9° | £53.23 | 5 days | |
| ESTNR2020-30-0903 | 2 | 2 | 1.7 | 90 | 6 | 30 | 0.3 | 1.92 | 0.9° | £49.13 | 5 days | |
| ESTNR2020-30-0905 | 2 | 2 | 1.7 | 50 | 6 | 30 | 0.5 | 1.92 | 0.9° | £49.13 | 5 days | |
| ESTNR2020-40-0903 | 2 | 2 | 1.7 | 60 | 6 | 40 | 0.5 | 1.92 | 0.9° | £53.23 | 5 days | |
| ESTNR2020-50-0902 | 2 | 2 | 1.7 | 65 | 6 | 50 | 0.5 | 1.92 | 0.9° | £56.30 | 5 days | |
| ESTNR2020-50-0903 | 2 | 2 | 1.7 | 70 | 6 | 50 | 0.5 | 1.92 | 0.9° | £56.30 | 5 days | |
| ESTNR2020-8-0405 | 2 | 2 | 1.7 | 90 | 6 | 8 | 0.5 | 1.92 | 0.4° | £44.03 | 5 days | |
| ESTNR2020-50-0905 | 2 | 2 | 1.7 | 80 | 6 | 50 | 0.5 | 1.92 | 0.9° | £56.30 | 5 days | |
| ESTNR2030-40-0902 | 3 | 2 | 2.5 | 80 | 6 | 40 | 0.2 | 2.86 | 0.9° | £53.23 | 5 days | |
| ESTNR2030-60-0905 | 3 | 2 | 2.5 | 100 | 6 | 60 | 0.5 | 2.86 | 0.9° | £59.38 | 5 days | |
| ESTNR2030-40-0903 | 3 | 2 | 2.5 | 90 | 6 | 40 | 0.2 | 2.86 | 0.9° | £53.23 | 5 days | |
| ESTNR2030-40-0905 | 3 | 2 | 2.5 | 100 | 6 | 40 | 0.2 | 2.86 | 0.9° | £53.23 | 5 days | |
| ESTNR2030-60-0903 | 3 | 2 | 2.5 | 90 | 6 | 60 | 0.5 | 2.86 | 0.9° | £59.38 | 5 days | |
| ESTNR2030-50-0905 Viewing | 3 | 2 | 2.5 | 100 | 6 | 50 | 0.3 | 2.86 | 0.9° | £56.30 | 5 days | |
| ESTNR2030-50-0902 | 3 | 2 | 2.5 | 80 | 6 | 50 | 0.3 | 2.86 | 0.9° | £56.30 | 5 days | |
| ESTNR2030-50-0903 | 3 | 2 | 2.5 | 90 | 6 | 50 | 0.3 | 2.86 | 0.9° | £56.30 | 5 days | |
| ESTNR2030-60-0902 | 3 | 2 | 2.5 | 80 | 6 | 60 | 0.5 | 2.86 | 0.9° | £59.38 | 5 days |
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