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Widin Carbide End Mill For Mold & Die - 2 Flute Tapered Ball Nose - 0.4mm x 3
| Cutter Diameter | 0.4 |
| Number of Flutes | 2 |
| Flute Length | 1.6 |
| Overall Length | 40 |
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Description
Widin Carbide End Mill for Mold & Die is a precision micro cutter designed for mold makers, engineers, and dedicated hobbyists who need accurate contouring and profiling. This 0.4 mm diameter, 2-flute cutter features a tapered ball nose to help you create smooth radii and clean pockets with consistent results. Its design supports precise contouring, profiling, and slotting, making it ideal for complex molds and dies.
Crafted from carbide for exceptional durability and heat resistance, it stands up to a range of materials, including hardened steels and alloys. The tapered ball nose enhances chip evacuation, reducing the chance of chip clogging and delivering a cleaner surface finish, even on sloped surfaces or pockets with varying taper angles.
- Tapered ball nose for smooth contours: Delivers accurate radii and clean profiles on complex shapes, with efficient chip evacuation that minimizes interruptions to your cut.
- Durable carbide construction: Provides long tool life and reliable performance when machining hard materials, maintaining sharpness and cutting efficiency under heat.
- Designed for sloped surfaces and varying taper angles: Maintains consistent cutting action on angled geometries, reducing deflection and improving surface finish on molded features.
This end mill helps you complete mold and die work faster with reliable, repeatable results. Its combination of a small 0.4 mm diameter, robust carbide material, and tapered ball nose geometry supports precise, high-quality finishes, minimizes rework, and keeps your workflow moving smoothly across challenging angles and materials.
Part Numbers
- Protool Part Number
- UTB50200403
- 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 End Mill For Mold & Die - 2 Flute Tapered Ball Nose (WTB50)
View full collection →You are viewing UTB50200403. Click any other SKU to view its full details.
| Product SKU | Cutter Diameter | Number of Flutes | Flute Length | Overall Length | Shank Diameter | Radius | Taper Angle | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|---|
| UTB502003005 | 0.3 | 2 | 1.2 | 40 | 4 | 0.15 | 0.5° | £43.38 | 5 days | |
| UTB50200301 | 0.3 | 2 | 1.2 | 40 | 4 | 0.15 | 1° | £43.38 | 5 days | |
| UTB502003015 | 0.3 | 2 | 1.2 | 40 | 4 | 0.15 | 1.5° | £43.38 | 5 days | |
| UTB50200302 | 0.3 | 2 | 1.2 | 40 | 4 | 0.15 | 2° | £43.38 | 5 days | |
| UTB50200303 | 0.3 | 2 | 1.2 | 40 | 4 | 0.15 | 3° | £43.38 | 5 days | |
| UTB50200305 | 0.3 | 2 | 1.2 | 40 | 4 | 0.15 | 5° | £43.38 | 5 days | |
| UTB50200307 | 0.3 | 2 | 1.5 | 40 | 4 | 0.15 | 7° | £43.38 | 5 days | |
| UTB50200310 | 0.3 | 2 | 1.5 | 40 | 4 | 0.15 | 10° | £43.38 | 5 days | |
| UTB502004005 | 0.4 | 2 | 1.6 | 40 | 4 | 0.2 | 0.5° | £41.05 | 5 days | |
| UTB50200401 | 0.4 | 2 | 1.6 | 40 | 4 | 0.2 | 1° | £41.05 | 5 days | |
| UTB502004015 | 0.4 | 2 | 1.6 | 40 | 4 | 0.2 | 1.5° | £41.05 | 5 days | |
| UTB50200402 | 0.4 | 2 | 1.6 | 40 | 4 | 0.2 | 2° | £41.05 | 5 days | |
| UTB50200403 Viewing | 0.4 | 2 | 1.6 | 40 | 4 | 0.2 | 3° | £41.05 | 5 days | |
| UTB50200405 | 0.4 | 2 | 1.6 | 40 | 4 | 0.2 | 5° | £41.05 | 5 days | |
| UTB50200407 | 0.4 | 2 | 2 | 40 | 4 | 0.2 | 7° | £41.05 | 5 days | |
| UTB50200410 | 0.4 | 2 | 2 | 40 | 4 | 0.2 | 10° | £41.05 | In Stock | |
| UTB50200501 | 0.5 | 2 | 2 | 45 | 4 | 0.25 | 1° | £36.08 | 5 days | |
| UTB502005005 | 0.5 | 2 | 2 | 45 | 4 | 0.25 | 0.5° | £36.08 | 5 days | |
| UTB502005015 | 0.5 | 2 | 2 | 45 | 4 | 0.25 | 1.5° | £36.08 | 5 days | |
| UTB50200502 | 0.5 | 2 | 2 | 45 | 4 | 0.25 | 2° | £36.08 | 5 days | |
| UTB50200503 | 0.5 | 2 | 2 | 45 | 4 | 0.25 | 3° | £36.08 | 5 days | |
| UTB50200507 | 0.5 | 2 | 2.5 | 45 | 4 | 0.25 | 7° | £36.08 | 5 days | |
| UTB50200505 | 0.5 | 2 | 2 | 45 | 4 | 0.25 | 5° | £36.08 | 5 days | |
| UTB50200510 | 0.5 | 2 | 2.5 | 45 | 4 | 0.25 | 10° | £36.08 | 5 days | |
| UTB502006005 | 0.6 | 2 | 2 | 45 | 4 | 0.3 | 0.5° | £36.08 | 5 days | |
| UTB50200601 | 0.6 | 2 | 2 | 45 | 4 | 0.3 | 1° | £36.08 | 5 days | |
| UTB502006015 | 0.6 | 2 | 2 | 45 | 4 | 0.3 | 1.5° | £36.08 | 5 days | |
| UTB50200602 | 0.6 | 2 | 2 | 45 | 4 | 0.3 | 2° | £36.08 | 5 days | |
| UTB50200603 | 0.6 | 2 | 2 | 45 | 4 | 0.3 | 3° | £36.08 | 5 days | |
| UTB50200607 | 0.6 | 2 | 2.5 | 45 | 4 | 0.3 | 7° | £36.08 | 5 days | |
| UTB50200605 | 0.6 | 2 | 2 | 45 | 4 | 0.3 | 5° | £36.08 | 5 days | |
| UTB50200610 | 0.6 | 2 | 2.5 | 45 | 4 | 0.3 | 10° | £36.08 | 5 days | |
| UTB502007005 | 0.7 | 2 | 2.5 | 45 | 4 | 0.35 | 0.5° | £36.08 | 5 days | |
| UTB50200701 | 0.7 | 2 | 2.5 | 45 | 4 | 0.35 | 1° | £36.08 | 5 days | |
| UTB502007015 | 0.7 | 2 | 2.5 | 45 | 4 | 0.35 | 1.5° | £36.08 | 5 days | |
| UTB50200702 | 0.7 | 2 | 2.5 | 45 | 4 | 0.35 | 2° | £36.08 | 5 days | |
| UTB50200707 | 0.7 | 2 | 3 | 45 | 4 | 0.35 | 7° | £36.08 | 5 days | |
| UTB50200703 | 0.7 | 2 | 2.5 | 45 | 4 | 0.35 | 3° | £36.08 | 5 days | |
| UTB50200705 | 0.7 | 2 | 3 | 45 | 4 | 0.35 | 5° | £36.08 | 5 days | |
| UTB50200710 | 0.7 | 2 | 3 | 45 | 4 | 0.35 | 10° | £36.08 | 5 days | |
| UTB50200801 | 0.8 | 2 | 3.2 | 50 | 4 | 0.4 | 1° | £36.08 | 5 days | |
| UTB502008005 | 0.8 | 2 | 3.2 | 50 | 4 | 0.4 | 0.5° | £36.08 | 5 days | |
| UTB50200802 | 0.8 | 2 | 3.2 | 50 | 4 | 0.4 | 2° | £36.08 | 5 days | |
| UTB502008015 | 0.8 | 2 | 3.2 | 50 | 4 | 0.4 | 1.5° | £36.08 | 5 days | |
| UTB50200803 | 0.8 | 2 | 3.2 | 50 | 4 | 0.4 | 3° | £36.08 | 5 days | |
| UTB50200805 | 0.8 | 2 | 3.2 | 50 | 4 | 0.4 | 5° | £36.08 | 5 days | |
| UTB50200807 | 0.8 | 2 | 3.2 | 50 | 4 | 0.4 | 7° | £36.08 | 5 days | |
| UTB50200810 | 0.8 | 2 | 3.2 | 50 | 4 | 0.4 | 10° | £36.08 | 5 days | |
| UTB502010005 | 1 | 2 | 4 | 50 | 4 | 0.5 | 0.5° | £30.45 | 5 days | |
| UTB50201001 | 1 | 2 | 4 | 50 | 4 | 0.5 | 1° | £30.45 | 5 days | |
| UTB502010015 | 1 | 2 | 4 | 50 | 4 | 0.5 | 1.5° | £30.45 | 5 days | |
| UTB50201003 | 1 | 2 | 4 | 50 | 4 | 0.5 | 3° | £30.45 | 5 days | |
| UTB50201002 | 1 | 2 | 4 | 50 | 4 | 0.5 | 2° | £30.45 | 5 days | |
| UTB50201007 | 1 | 2 | 4 | 50 | 4 | 0.5 | 7° | £30.45 | 5 days | |
| UTB50201005 | 1 | 2 | 4 | 50 | 4 | 0.5 | 5° | £30.45 | 5 days | |
| UTB50201010 | 1 | 2 | 4 | 50 | 4 | 0.5 | 10° | £30.45 | 5 days | |
| UTB502015005 | 1.5 | 2 | 6 | 50 | 4 | 0.75 | 0.5° | £30.45 | 5 days | |
| UTB50201501 | 1.5 | 2 | 6 | 50 | 4 | 0.75 | 1° | £30.45 | 5 days | |
| UTB502015015 | 1.5 | 2 | 6 | 50 | 4 | 0.75 | 1.5° | £30.45 | 5 days | |
| UTB50201503 | 1.5 | 2 | 8 | 50 | 4 | 0.75 | 3° | £30.45 | 5 days | |
| UTB50201502 | 1.5 | 2 | 7 | 50 | 4 | 0.75 | 2° | £30.45 | 5 days | |
| UTB50201505 | 1.5 | 2 | 10 | 50 | 4 | 0.75 | 5° | £30.45 | 5 days | |
| UTB50201507 | 1.5 | 2 | 10 | 50 | 4 | 0.75 | 7° | £30.45 | 5 days | |
| UTB50201510 | 1.5 | 2 | 10 | 50 | 6 | 0.75 | 10° | £35.63 | 5 days | |
| UTB502020005 | 2 | 2 | 6 | 50 | 4 | 1 | 0.5° | £30.45 | 5 days | |
| UTB50202001 | 2 | 2 | 6 | 50 | 4 | 1 | 1° | £30.45 | 5 days | |
| UTB502020015 | 2 | 2 | 6 | 50 | 4 | 1 | 1.5° | £30.45 | 5 days | |
| UTB50202003 | 2 | 2 | 10 | 50 | 4 | 1 | 3° | £30.45 | 5 days | |
| UTB50202005 | 2 | 2 | 10 | 50 | 4 | 1 | 5° | £30.45 | 5 days | |
| UTB50202002 | 2 | 2 | 10 | 50 | 4 | 1 | 2° | £30.45 | 5 days | |
| UTB50202010 | 2 | 2 | 11 | 50 | 6 | 1 | 10° | £35.63 | 5 days | |
| UTB50202007 | 2 | 2 | 10 | 50 | 6 | 1 | 7° | £32.48 | 5 days |
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