Please log in here to access all benefits, including promotional discounts and faster checkouts.

Widin Carbide End Mill For Graphite - 4 Flute Ball Nose - 1.5mm x 20mm
| Cutter Diameter | 1.5 |
| Number of Flutes | 4 |
| Flute Length | 4 |
| Overall Length | 80 |
Learn more about Klarna
Description
The Widin Carbide End Mill for Graphite with a 4 Flute Ball Nose (WGB504) is a precision cutting tool designed specifically for graphite machining. Its ball-nose tip enables smooth contouring and accurate profiling, making it ideal for engineers, hobbyists, and shops working on graphite components, electrodes, and prototypes. Graphite’s high thermal conductivity and low friction help maintain stable cutting conditions and clean edge finishes.
The 4-flute design enhances chip evacuation, helping to prevent clogging and reduce heat buildup for smoother, more reliable cuts. Crafted from carbide, this end mill delivers long tool life and durability even under demanding, high-speed machining.
- Ball-nose geometry for precise contouring: Enables accurate radii and smooth finishes on complex graphite shapes, improving part precision and surface quality.
- Four-flute design for efficient chip evacuation: Reduces chip buildup, lowers cutting temperatures, and ensures steadier cuts through graphite for consistent results.
- Rigid carbide construction for long tool life: Withstands high-speed machining and maintains sharpness over many passes, delivering durable performance.
This combination of geometry, flute design, and carbide durability helps you move faster through graphite projects, delivering reliable, high-quality finishes while reducing downtime and rework.
Part Numbers
- Protool Part Number
- WGB50401520
- 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 Graphite - 4 Flute Ball Nose (WGB504)
View full collection →You are viewing WGB50401520. Click any other SKU to view its full details.
| Product SKU | Cutter Diameter | Number of Flutes | Flute Length | Overall Length | Shank Diameter | Reach | Radius | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|---|
| WGB504010 | 1 | 4 | 3 | 60 | 4 | N/A | 0.5 | £53.10 | 5 days | |
| WGB50401010 | 1 | 4 | 3 | 60 | 4 | 10 | 0.5 | £55.80 | 5 days | |
| WGB50401025 | 1 | 4 | 3 | 80 | 4 | 25 | 0.5 | £60.13 | 5 days | |
| WGB50401020 | 1 | 4 | 3 | 60 | 4 | 20 | 0.5 | £55.80 | 5 days | |
| WGB50401015 | 1 | 4 | 3 | 60 | 4 | 15 | 0.5 | £55.80 | 5 days | |
| WGB50401515 | 1.5 | 4 | 4 | 80 | 4 | 15 | 0.75 | £55.80 | 5 days | |
| WGB504015 | 1.5 | 4 | 4 | 60 | 4 | N/A | 0.75 | £53.10 | 5 days | |
| WGB50401030 | 1 | 4 | 3 | 80 | 4 | 30 | 0.5 | £60.13 | 5 days | |
| WGB50401510 | 1.5 | 4 | 4 | 80 | 4 | 10 | 0.75 | £55.80 | 5 days | |
| WGB50401525 | 1.5 | 4 | 4 | 80 | 4 | 25 | 0.75 | £60.00 | 5 days | |
| WGB50401520 Viewing | 1.5 | 4 | 4 | 80 | 4 | 20 | 0.75 | £55.80 | 5 days | |
| WGB50401530 | 1.5 | 4 | 4 | 80 | 4 | 30 | 0.75 | £60.00 | 5 days | |
| WGB504020 | 2 | 4 | 6 | 60 | 4 | N/A | 1 | £53.10 | 5 days | |
| WGB50402010 | 2 | 4 | 6 | 80 | 4 | 10 | 1 | £55.03 | 5 days | |
| WGB50402020 | 2 | 4 | 6 | 80 | 4 | 20 | 1 | £55.03 | 5 days | |
| WGB50402015 | 2 | 4 | 6 | 80 | 4 | 15 | 1 | £55.03 | 5 days | |
| WGB50402030 | 2 | 4 | 6 | 80 | 4 | 30 | 1 | £55.03 | 5 days | |
| WGB50402025 | 2 | 4 | 6 | 80 | 4 | 25 | 1 | £55.03 | 5 days | |
| WGB50402040 | 2 | 4 | 6 | 100 | 4 | 40 | 1 | £59.63 | 5 days | |
| WGB504030 | 3 | 4 | 9 | 60 | 4 | N/A | 1.5 | £53.10 | 5 days | |
| WGB50403020 | 3 | 4 | 9 | 100 | 4 | 20 | 1.5 | £59.63 | 5 days | |
| WGB50403025 | 3 | 4 | 9 | 100 | 4 | 25 | 1.5 | £59.63 | 5 days | |
| WGB50403015 | 3 | 4 | 9 | 100 | 4 | 15 | 1.5 | £59.63 | 5 days | |
| WGB50403030 | 3 | 4 | 9 | 100 | 4 | 30 | 1.5 | £59.63 | 5 days | |
| WGB50403040 | 3 | 4 | 9 | 100 | 4 | 40 | 1.5 | £63.58 | 5 days | |
| WGB50403050 | 3 | 4 | 9 | 100 | 4 | 50 | 1.5 | £63.58 | 5 days | |
| WGB504040060 | 4 | 4 | 12 | 60 | 4 | N/A | 2 | £53.10 | 5 days | |
| WGB504040080 | 4 | 4 | 12 | 80 | 4 | N/A | 2 | £57.28 | 5 days | |
| WGB504040110 | 4 | 4 | 12 | 110 | 4 | N/A | 2 | £64.35 | 5 days | |
| WGB504040130 | 4 | 4 | 12 | 130 | 4 | N/A | 2 | £71.38 | 5 days | |
| WGB504050080 | 5 | 4 | 15 | 80 | 6 | 25 | 2.5 | £76.55 | 5 days | |
| WGB504060090 | 6 | 4 | 20 | 90 | 6 | N/A | 3 | £76.55 | 5 days | |
| WGB504040150 | 4 | 4 | 12 | 150 | 4 | N/A | 2 | £71.78 | 5 days | |
| WGB504060110 | 6 | 4 | 20 | 110 | 6 | N/A | 3 | £82.70 | 5 days | |
| WGB504060130 | 6 | 4 | 20 | 130 | 6 | N/A | 3 | £89.53 | 5 days | |
| WGB504050110 | 5 | 4 | 15 | 110 | 6 | 25 | 2.5 | £82.70 | 5 days | |
| WGB504080130 | 8 | 4 | 25 | 130 | 8 | N/A | 4 | £118.80 | 5 days | |
| WGB504060150 | 6 | 4 | 20 | 150 | 6 | N/A | 3 | £96.38 | 5 days | |
| WGB504100110 | 10 | 4 | 30 | 110 | 10 | N/A | 5 | £170.40 | 5 days | |
| WGB504080200 | 8 | 4 | 25 | 200 | 8 | N/A | 4 | £166.73 | 5 days | |
| WGB504080150 | 8 | 4 | 25 | 150 | 8 | N/A | 4 | £127.98 | 5 days | |
| WGB504060180 | 6 | 4 | 20 | 180 | 6 | N/A | 3 | £103.18 | 5 days | |
| WGB504080110 | 8 | 4 | 25 | 110 | 8 | N/A | 4 | £109.80 | 5 days | |
| WGB504100130 | 10 | 4 | 30 | 130 | 10 | N/A | 5 | £184.53 | 5 days | |
| WGB504100180 | 10 | 4 | 30 | 180 | 10 | N/A | 5 | £228.13 | 5 days | |
| WGB504120150 | 12 | 4 | 35 | 150 | 12 | N/A | 6 | £279.65 | 5 days | |
| WGB504100150 | 10 | 4 | 30 | 150 | 10 | N/A | 5 | £198.80 | 5 days | |
| WGB504120110 | 12 | 4 | 35 | 110 | 12 | N/A | 6 | £239.28 | 5 days | |
| WGB504120130 | 12 | 4 | 35 | 130 | 12 | N/A | 6 | £259.35 | 5 days | |
| WGB504100200 | 10 | 4 | 30 | 200 | 10 | N/A | 5 | £257.60 | 5 days | |
| WGB504120180 | 12 | 4 | 35 | 180 | 12 | N/A | 6 | £320.73 | 5 days | |
| WGB504120200 | 12 | 4 | 35 | 200 | 12 | N/A | 6 | £348.20 | 5 days |
No products match your filters.


