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Widin Carbide End Mill For Mold & Die - 2 Flute High Precision - Ball Nose - 4mm x100mm x R2.0 (6mm Shank)
| Cutter Diameter | 4 |
| Number of Flutes | 2 |
| Flute Length | 8 |
| Overall Length | 100 |
Learn more about Klarna
Description
The Widin Carbide End Mill for Mold & Die is a precision cutting tool designed for mold and die work. With a 2-flute design and a high-precision ball nose, it excels at contouring, profiling, and slotting complex molds. Built for machinists, engineers, and hobbyists who demand clean radii and smooth finishes, it helps you achieve accurate geometry and efficient material removal.
This end mill features a high-strength cutting edge achieved through an optimized rake angle, delivering consistent performance and longer tool life. It’s available in a wide range of specifications—different diameters, flute lengths, and coatings—so you can tailor the tool to your exact application (e.g., 4 mm diameter, 100 mm length, 2.0 mm ball radius, with a 6 mm shank).
- 2‑Flute ball nose design: Enables precise contouring, profiling, and slotting with smooth surface finishes and efficient material removal on complex mold features.
- Optimized rake angle for a stronger cutting edge: Delivers durable cutting performance, reduced wear, and longer tool life under demanding mold and die materials.
- Wide range of specifications and coatings: Lets you select the exact tool for your needs—diameter, flute length, and coatings—to optimize rigidity, reach, and overall performance for your machine and workpiece.
Designed to fit into standard mold and die workflows, this end mill delivers consistent radii and smooth surface finishes across multiple passes, reducing rework and downtime. The durable carbide construction and optimized geometry provide reliable performance across a variety of materials, while the option to select different sizes, flute lengths, or coatings helps you match the tool to your machine, feeds, and cutting conditions. With Widin, you can expect predictable results, faster cycle times, and a tool you can rely on for daily production and precision prototyping alike.
Part Numbers
- Protool Part Number
- UB502040100
- 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 High Precision - Ball Nose (WB502)
View full collection →You are viewing UB502040100. Click any other SKU to view its full details.
| Product SKU | Cutter Diameter | Number of Flutes | Flute Length | Overall Length | Shank Diameter | Radius | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| UB5020015 | 0.15 | 2 | 0.3 | 40 | 4 | 0.075 | £56.43 | In Stock | |
| UB502001 | 0.1 | 2 | 0.2 | 40 | 4 | 0.05 | £56.43 | In Stock | |
| UB5020015S | 0.15 | 2 | 0.15 | 40 | 4 | 0.075 | £56.43 | 5 days | |
| UB502001S | 0.1 | 2 | 0.1 | 40 | 4 | 0.05 | £56.43 | In Stock | |
| UB5020015S3 | 0.15 | 2 | 0.3 | 40 | 3 | 0.075 | £54.75 | 5 days | |
| UB502001S3 | 0.1 | 2 | 0.2 | 40 | 3 | 0.05 | £54.75 | 5 days | |
| UB502002 | 0.2 | 2 | 0.4 | 40 | 4 | 0.1 | £38.53 | In Stock | |
| UB502002S3 | 0.2 | 2 | 0.4 | 40 | 3 | 0.1 | £37.48 | 5 days | |
| UB502002S | 0.2 | 2 | 0.2 | 40 | 4 | 0.1 | £38.53 | In Stock | |
| UB502003 | 0.3 | 2 | 0.6 | 40 | 4 | 0.15 | £33.25 | In Stock | |
| UB502003S | 0.3 | 2 | 0.3 | 40 | 4 | 0.15 | £33.25 | In Stock | |
| UB502003S3 | 0.3 | 2 | 0.6 | 40 | 3 | 0.15 | £32.23 | 5 days | |
| UB502004S | 0.4 | 2 | 0.4 | 40 | 4 | 0.2 | £31.48 | In Stock | |
| UB502004 | 0.4 | 2 | 0.8 | 40 | 4 | 0.2 | £31.48 | In Stock | |
| UB502005 | 0.5 | 2 | 1 | 40 | 4 | 0.25 | £27.13 | 5 days | |
| UB502004S3 | 0.4 | 2 | 0.8 | 40 | 3 | 0.2 | £30.70 | 5 days | |
| UB502005S | 0.5 | 2 | 0.5 | 40 | 4 | 0.25 | £27.13 | In Stock | |
| UB502006S | 0.6 | 2 | 0.6 | 40 | 4 | 0.3 | £27.13 | In Stock | |
| UB502006S3 | 0.6 | 2 | 1.2 | 40 | 3 | 0.3 | £26.35 | 5 days | |
| UB502006 | 0.6 | 2 | 1.2 | 40 | 4 | 0.3 | £27.13 | 5 days | |
| UB502005S3 | 0.5 | 2 | 1 | 40 | 3 | 0.25 | £26.35 | 5 days | |
| UB502007 | 0.7 | 2 | 1.4 | 40 | 4 | 0.35 | £27.13 | In Stock | |
| UB502007S | 0.7 | 2 | 0.7 | 40 | 4 | 0.35 | £27.13 | In Stock | |
| UB502007S3 | 0.7 | 2 | 1.4 | 40 | 3 | 0.35 | £26.35 | 5 days | |
| UB502008 | 0.8 | 2 | 1.6 | 40 | 4 | 0.4 | £27.13 | In Stock | |
| UB502008S | 0.8 | 2 | 0.8 | 40 | 4 | 0.4 | £27.13 | 5 days | |
| UB502008S3 | 0.8 | 2 | 1.6 | 40 | 3 | 0.4 | £26.35 | 5 days | |
| UB502009 | 0.9 | 2 | 1.8 | 40 | 4 | 0.45 | £27.13 | In Stock | |
| UB502009S | 0.9 | 2 | 0.9 | 40 | 4 | 0.45 | £27.13 | 5 days | |
| UB502009S3 | 0.9 | 2 | 1.8 | 40 | 3 | 0.45 | £26.35 | 5 days | |
| UB502010 | 1 | 2 | 2.5 | 50 | 6 | 0.5 | £27.30 | In Stock | |
| UB502010100 | 1 | 2 | 2.5 | 100 | 6 | 0.5 | £43.40 | In Stock | |
| UB502010070 | 1 | 2 | 2.5 | 70 | 6 | 0.5 | £36.03 | In Stock | |
| UB502010S | 1 | 2 | 1.5 | 40 | 6 | 0.5 | £26.35 | 5 days | |
| UB502010S4 | 1 | 2 | 2.5 | 50 | 4 | 0.5 | £23.43 | 5 days | |
| UB502010S3 | 1 | 2 | 2.5 | 50 | 3 | 0.5 | £22.28 | 5 days | |
| UB502012070 | 1.2 | 2 | 3 | 70 | 6 | 0.6 | £36.03 | 5 days | |
| UB502012 | 1.2 | 2 | 3 | 50 | 6 | 0.6 | £27.30 | 5 days | |
| UB5020120S | 1.2 | 2 | 2 | 40 | 6 | 0.6 | £20.40 | 5 days | |
| UB502012100 | 1.2 | 2 | 3 | 100 | 6 | 0.6 | £43.40 | In Stock | |
| UB502012S3 | 1.2 | 2 | 3 | 50 | 3 | 0.6 | £22.28 | 5 days | |
| UB502015 | 1.5 | 2 | 4 | 50 | 6 | 0.75 | £27.30 | 5 days | |
| UB502012S4 | 1.2 | 2 | 3 | 50 | 4 | 0.6 | £23.43 | 5 days | |
| UB502015070 | 1.5 | 2 | 4 | 70 | 6 | 0.75 | £36.03 | In Stock | |
| UB502015100 | 1.5 | 2 | 4 | 100 | 6 | 0.75 | £43.40 | 5 days | |
| UB502015S | 1.5 | 2 | 2.5 | 40 | 6 | 0.75 | £26.35 | 5 days | |
| UB502015S4 | 1.5 | 2 | 4 | 50 | 4 | 0.75 | £23.43 | 5 days | |
| UB502015S3 | 1.5 | 2 | 4 | 50 | 3 | 0.75 | £22.28 | 5 days | |
| UB502020 | 2 | 2 | 5 | 50 | 6 | 1 | £27.30 | 5 days | |
| UB502020080 | 2 | 2 | 5 | 70 | 6 | 1 | £36.85 | 5 days | |
| UB502020100 | 2 | 2 | 5 | 100 | 6 | 1 | £43.40 | In Stock | |
| UB502020S | 2 | 2 | 3 | 40 | 6 | 1 | £26.35 | 5 days | |
| UB502020S3 | 2 | 2 | 5 | 50 | 3 | 1 | £22.28 | 5 days | |
| UB502020S4 | 2 | 2 | 5 | 50 | 4 | 1 | £23.43 | 5 days | |
| UB502025080 | 2.5 | 2 | 6 | 70 | 6 | 1.25 | £36.85 | In Stock | |
| UB502025100 | 2.5 | 2 | 6 | 100 | 6 | 1.25 | £43.40 | In Stock | |
| UB502025 | 2.5 | 2 | 6 | 50 | 6 | 1.25 | £28.38 | 5 days | |
| UB502025S | 2.5 | 2 | 4 | 40 | 6 | 1.25 | £26.35 | In Stock | |
| UB502025S4 | 2.5 | 2 | 6 | 50 | 4 | 1.25 | £24.43 | In Stock | |
| UB502025S3 | 2.5 | 2 | 6 | 50 | 3 | 1.25 | £23.68 | 5 days | |
| UB502030 | 3 | 2 | 6 | 60 | 6 | 1.5 | £28.38 | In Stock | |
| UB502030080 | 3 | 2 | 6 | 80 | 6 | 1.5 | £36.85 | 5 days | |
| UB502030100 | 3 | 2 | 6 | 100 | 6 | 1.5 | £43.40 | 5 days | |
| UB502030S | 3 | 2 | 4.5 | 40 | 6 | 1.5 | £26.35 | 5 days | |
| UB502030S3 | 3 | 2 | 6 | 60 | 3 | 1.5 | £23.68 | 5 days | |
| UB502030S4 | 3 | 2 | 6 | 60 | 4 | 1.5 | £24.43 | In Stock | |
| UB502035 | 3.5 | 2 | 8 | 70 | 6 | 1.75 | £29.48 | 5 days | |
| UB502040 | 4 | 2 | 8 | 70 | 6 | 2 | £29.63 | 5 days | |
| UB502040100 Viewing | 4 | 2 | 8 | 100 | 6 | 2 | £43.40 | 5 days | |
| UB502040100S4 | 4 | 2 | 8 | 100 | 4 | 2 | £36.70 | 5 days | |
| UB502040120 | 4 | 2 | 8 | 120 | 6 | 2 | £47.75 | In Stock | |
| UB502040120S4 | 4 | 2 | 8 | 120 | 4 | 2 | £40.30 | 5 days | |
| UB502040S | 4 | 2 | 6 | 50 | 6 | 2 | £27.30 | 5 days | |
| UB502040S4 | 4 | 2 | 8 | 70 | 4 | 2 | £27.25 | In Stock | |
| UB502045 | 4.5 | 2 | 9 | 80 | 6 | 2.25 | £30.70 | In Stock | |
| UB502050 | 5 | 2 | 10 | 80 | 6 | 2.5 | £30.70 | In Stock | |
| UB502050S | 5 | 2 | 7.5 | 60 | 6 | 2.5 | £28.38 | 5 days | |
| UB502050S5 | 5 | 2 | 10 | 80 | 5 | 2.5 | £35.08 | 5 days | |
| UB502055 | 5.5 | 2 | 11 | 90 | 6 | 2.75 | £32.08 | 5 days | |
| UB502060 | 6 | 2 | 12 | 90 | 6 | 3 | £32.08 | 5 days | |
| UB502060080 | 6 | 2 | 9 | 80 | 6 | 3 | £30.70 | 5 days | |
| UB502060060 | 6 | 2 | 9 | 60 | 6 | 3 | £28.38 | 5 days | |
| UB502060110 | 6 | 2 | 12 | 110 | 6 | 3 | £45.18 | In Stock | |
| UB502060130 | 6 | 2 | 12 | 130 | 6 | 3 | £48.70 | 5 days | |
| UB502060150 | 6 | 2 | 12 | 150 | 6 | 3 | £53.48 | 5 days | |
| UB502060S | 6 | 2 | 9 | 50 | 6 | 3 | £27.30 | 5 days | |
| UB502070 | 7 | 2 | 14 | 90 | 8 | 3.5 | £53.55 | 5 days | |
| UB502065 | 6.5 | 2 | 13 | 90 | 8 | 3.25 | £53.55 | 5 days | |
| UB502080 | 8 | 2 | 14 | 100 | 8 | 4 | £55.78 | In Stock | |
| UB502080060 | 8 | 2 | 12 | 60 | 8 | 4 | £47.50 | In Stock | |
| UB502080080 | 8 | 2 | 12 | 80 | 8 | 4 | £51.48 | 5 days | |
| UB502080090 | 8 | 2 | 12 | 90 | 8 | 4 | £53.55 | In Stock | |
| UB502080130 | 8 | 2 | 14 | 130 | 8 | 4 | £68.95 | 5 days | |
| UB502080150 | 8 | 2 | 14 | 150 | 8 | 4 | £81.23 | 5 days | |
| UB502080S | 8 | 2 | 12 | 50 | 8 | 4 | £45.70 | 5 days | |
| UB502085 | 8.5 | 2 | 16 | 100 | 10 | 4.25 | £77.05 | 5 days | |
| UB502090 | 9 | 2 | 18 | 100 | 10 | 4.5 | £77.05 | 5 days | |
| UB502100060 | 10 | 2 | 15 | 60 | 10 | 5 | £65.80 | 5 days | |
| UB502100 | 10 | 2 | 18 | 100 | 10 | 5 | £77.05 | In Stock | |
| UB502100080 | 10 | 2 | 15 | 80 | 10 | 5 | £71.18 | In Stock | |
| UB502100090 | 10 | 2 | 15 | 90 | 10 | 5 | £74.05 | 5 days | |
| UB502100130 | 10 | 2 | 18 | 130 | 10 | 5 | £95.45 | 5 days | |
| UB502100150 | 10 | 2 | 18 | 150 | 10 | 5 | £116.98 | 5 days | |
| UB502100200 | 10 | 2 | 18 | 200 | 10 | 5 | £141.88 | 5 days | |
| UB502100180 | 10 | 2 | 18 | 180 | 10 | 5 | £131.58 | 5 days | |
| UB502100S | 10 | 2 | 15 | 50 | 10 | 5 | £63.25 | 5 days | |
| UB502110 | 11 | 2 | 20 | 100 | 12 | 5.5 | £115.43 | 5 days | |
| UB502120 | 12 | 2 | 24 | 110 | 12 | 6 | £120.08 | In Stock | |
| UB502120090 | 12 | 2 | 18 | 90 | 12 | 6 | £111.13 | 5 days | |
| UB502120080 | 12 | 2 | 18 | 80 | 12 | 6 | £106.80 | 5 days | |
| UB502120100 | 12 | 2 | 18 | 100 | 12 | 6 | £115.43 | 5 days | |
| UB502120150 | 12 | 2 | 24 | 150 | 12 | 6 | £161.35 | 5 days | |
| UB502120130 | 12 | 2 | 24 | 130 | 12 | 6 | £142.53 | 5 days | |
| UB502120200 | 12 | 2 | 24 | 200 | 12 | 6 | £204.63 | 5 days | |
| UB502120180 | 12 | 2 | 24 | 180 | 12 | 6 | £181.13 | In Stock | |
| UB502120S | 12 | 2 | 18 | 60 | 12 | 6 | £98.73 | 5 days | |
| UB502140 | 14 | 2 | 26 | 100 | 14 | 7 | £258.30 | 5 days | |
| UB502140S12 | 14 | 2 | 26 | 100 | 12 | 7 | £201.58 | 5 days | |
| UB502140S16 | 14 | 2 | 26 | 100 | 16 | 7 | £306.83 | 5 days | |
| UB502130 | 13 | 2 | 24 | 100 | 12 | 6.5 | £201.58 | In Stock | |
| UB502160 | 16 | 2 | 30 | 150 | 16 | 8 | £370.30 | 5 days | |
| UB502150 | 15 | 2 | 28 | 140 | 16 | 7.5 | £356.05 | 5 days | |
| UB502160130 | 16 | 2 | 24 | 130 | 16 | 8 | £342.23 | 5 days | |
| UB502160100 | 16 | 2 | 24 | 100 | 16 | 8 | £304.30 | 5 days | |
| UB502160180 | 16 | 2 | 30 | 180 | 16 | 8 | £416.08 | 5 days | |
| UB502160200 | 16 | 2 | 30 | 200 | 16 | 8 | £449.43 | 5 days | |
| UB502180 | 18 | 2 | 34 | 150 | 18 | 9 | £509.75 | 5 days | |
| UB502200 | 20 | 2 | 38 | 150 | 20 | 10 | £516.75 | 5 days | |
| UB502200100 | 20 | 2 | 30 | 100 | 20 | 10 | £425.00 | 5 days | |
| UB502180S16 | 18 | 2 | 34 | 150 | 16 | 9 | £468.95 | 5 days | |
| UB502200130 | 20 | 2 | 30 | 130 | 20 | 10 | £477.75 | 5 days | |
| UB502250120 | 25 | 2 | 50 | 120 | 25 | 12.5 | £730.00 | 5 days | |
| UB502200200 | 20 | 2 | 38 | 200 | 20 | 10 | £720.25 | 5 days |
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