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Widin Carbide End Mill For Stainless & Exotics - 4 Flute Double Core - Variable Helix - Square Edge - 25mm
| Cutter Diameter | 25 |
| Number of Flutes | 4 |
| Flute Length | 50 |
| Overall Length | 120 |
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Description
Widin Carbide End Mill for Stainless & Exotics is a precision tool engineered for hard-to-machine metals like stainless steel and exotic alloys. Designed with a 25mm diameter, a 4-flute configuration, a double-core construction, and a variable helix with a square edge, it delivers dependable cutting performance across machining tasks.
By using unequal index flutes, this end mill achieves excellent chip emission and a smoother workpiece surface finish, helping you reduce finishing passes and improve productivity.
- Unequal index flutes for optimal chip evacuation: The varying flute spacing promotes effective chip breaking and removal, reducing heat buildup and keeping the cut clean for a smoother finish on stainless and exotic materials.
- Double-core design for anti-bending strength: The dual-core construction increases stiffness and resistance to deflection under heavy cuts, delivering consistent performance even in deep pockets or long reaches.
- Variable helix with square edge for versatile machining: The changing helix angle reduces vibration and chatter, while the square edge delivers clean, accurate cuts in tough alloys, producing precise finishes with fewer passes.
This end mill helps you streamline workflows by delivering stable cutting forces, clean finishes, and reliable tool life. The combination of chip control, rigidity, and optimized geometry translates into fewer tool changes, less downtime, and consistent results across stainless and exotic alloys—from prototype work to production runs. Whether you’re a professional machinist, engineer, or hobbyist, this tool is designed to help you achieve precise, repeatable results with confidence.
Part Numbers
- Protool Part Number
- XCE504250
- 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 Stainless & Exotics - 4 Flute Double Core - Variable Helix - Square Edge (XCE504)
View full collection →You are viewing XCE504250. Click any other SKU to view its full details.
| Product SKU | Cutter Diameter | Number of Flutes | Flute Length | Overall Length | Shank Diameter | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| XCE504060 | 6 | 4 | 15 | 50 | 6 | £32.90 | 5 days | |
| XCE504080 | 8 | 4 | 20 | 60 | 8 | £47.24 | In Stock | |
| XCE504100 | 10 | 4 | 25 | 70 | 10 | £66.38 | In Stock | |
| XCE504120 | 12 | 4 | 30 | 75 | 12 | £89.36 | 5 days | |
| XCE504160 | 16 | 4 | 40 | 90 | 16 | £281.16 | 5 days | |
| XCE504200 | 20 | 4 | 45 | 100 | 20 | £420.08 | In Stock | |
| XCE504250 Viewing | 25 | 4 | 50 | 120 | 25 | £724.10 | 5 days |
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