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Widin Carbide End Mill - Ball Nose - 2 Flute - 4mm x 6mm Shank Dia

SKU:DB312040

The Widin Carbide End Mill is a precision cutting tool designed for milling intricate contours and fine details across a variety of materials. Its ball-nose geometry and a 4 mm cutting diameter o... Read more ↓
P
Cutter Diameter4
Number of Flutes2
Flute Length8
Overall Length70
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£20.56
Prices shown ex. VAT
5 days estimated lead time — subject to availability
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Free delivery over £50 ex VAT
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14-day returns
30+ years expertise
Klarna
Pay in 3 interest-free instalments. No extra cost if paid on time. 18+ only.
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01732 887334
Mon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30

Description

The Widin Carbide End Mill is a precision cutting tool designed for milling intricate contours and fine details across a variety of materials. Its ball-nose geometry and a 4 mm cutting diameter on a 6 mm shank deliver smooth, accurate profiles for 3D shaping, engraving, and detailed finishing work.

Crafted from carbide for exceptional durability and heat resistance, this end mill maintains consistent performance under demanding machining conditions. The 6 mm shank provides rigidity and compatibility with standard tool holders, helping you achieve reliable results even on tougher materials.

  • Ball Nose Geometry: Creates smooth, rounded contours and precise detailing with a high-quality surface finish on a wide range of materials.
  • Durable Carbide with 6 mm Shank: Combines long tool life and excellent heat resistance with a rigid shank for stable cutting and reliable performance in demanding jobs.
  • 2-Flute Design with Efficient Chip Evacuation: Promotes quick chip removal, reduces clogging, and supports steady cutting and higher productivity with less downtime.

This end mill is ideal for engineers, machinists, hobbyists, and professionals who need precise, repeatable results without frequent tool changes. By delivering clean profiles, consistent finishes, and dependable performance, it helps streamline workflows, shorten cycle times, and boost overall machining efficiency.

Part Numbers

Protool Part Number
DB312040
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.

Ask our technical team about this tool

Not sure if this is the right tool for your job? Ask us about speeds and feeds, material suitability, holders or alternatives — 30+ years of machining experience on the other end.

Prefer to talk? Call 01732 887334 — Mon–Thurs 8:30–17:30, Fri 8:30–16:30.

Full Range: Widin Carbide End Mill - Ball Nose - 2 Flute (DB312)

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You are viewing DB312040. Click any other SKU to view its full details.

Product SKUCutter DiameterNumber of FlutesFlute LengthOverall LengthShank DiameterRadiusPriceStock Order
DB312010S4 122.55040.5£17.98 5 days
DB312010 122.55060.5£19.60 5 days
DB312012 1.2235060.6£19.60 5 days
DB312015 1.5245060.75£19.60 5 days
DB312020S4 2255041£18.36 5 days
DB312020 2255061£19.60 5 days
DB312025 2.5266061.25£19.60 5 days
DB312030S3 3286031.5£17.98 5 days
DB312030S4 3286041.5£17.98 5 days
DB312030 3286061.5£20.56 5 days
DB312035 3.5287061.75£20.56 5 days
DB312040S4 4287042£18.90 In Stock
DB312040 Viewing4287062£20.56 5 days
DB312045 4.5287062.25£22.90 5 days
DB312050 52108062.5£22.90 5 days
DB312055 5.52108062.75£22.90 5 days
DB312060S 62126063£21.76 5 days
DB312060 62129063£22.90 5 days
DB312065 6.52129083.25£32.06 5 days
DB312070 72149083.5£32.06 5 days
DB312080S 82146084£30.46 5 days
DB312080 821410084£32.06 5 days
DB312090 9218100104.5£46.82 5 days
DB312100S 1021860105£44.48 5 days
DB312100 10218100105£46.82 5 days
DB312120 12222110126£68.70 5 days
DB312140 14226110147£140.62 5 days
DB312160 16230140168£196.36 5 days
DB312180 18234140189£267.64 5 days
DB312200 202381602010£333.54 5 days

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