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WIDIA W4N1M03003RAT WU20PE Reduced-Neck Fast-Cutting Carbide - Reduced-Neck Fast-Cutting Carbide Corner-Radius End Mills for Steel & Cast Iron
WIDIAReduced-Neck Fast-Cutting Carbide Corner-Radius End Mills for Steel & Cast Iron

WIDIA W4N1M03003RAT WU20PE Reduced-Neck Fast-Cutting Carbide

The WIDIA Corner Radius End Mill is a reduced-neck fast-cutting carbide end mill for steel and cast iron, TiAlN coated with 4 flutes, a 3 mm mill diameter, 8 mm length of cut, and 0.2 mm corner radius (MPN…

SKU 3G-OTH-251130

Also listed as: W4N1M03003RATWU20PE · W4N1M03003RAT-WU20PE

Brand
WIDIA
Item
W4N1M03003RAT WU20PE Reduced-Neck Fast-Cutting Carbide
Category
Reduced-Neck Fast-Cutting Carbide Corner-Radius End Mills for Steel & Cast Iron
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

WIDIA
Manufacturer Part Number
W4N1M03003RAT WU20PE
Type
TiAlN Coated
Mill Dia
3 mm
Flute
4
LOC
8 mm
Rad
0.2 mm

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WIDIA Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WIDIA Corner Radius End Mill is a reduced-neck fast-cutting carbide end mill for steel and cast iron, TiAlN coated with 4 flutes, a 3 mm mill diameter, 8 mm length of cut, and 0.2 mm corner radius (MPN W4N1M03003RAT WU20PE).

Frequently Asked Questions

What is a WIDIA corner radius end mill used for?

A WIDIA corner radius end mill is used for milling steel and cast iron in industrial applications. The radius strengthens the cutting edge, reducing chipping and improving tool life during roughing and finishing operations. It is ideal for high-feed machining in automotive, aerospace, and general metalworking.

What are the specifications of the WIDIA W4N1M03003RAT WU20PE end mill?

This WIDIA end mill is a reduced-neck fast-cutting carbide corner-radius tool with a 3 mm mill diameter, 8 mm length of cut, and 0.2 mm corner radius. It has 4 flutes and a TiAlN coating. The manufacturer part number is W4N1M03003RAT WU20PE. It is designed for steel and cast iron.

Where to buy WIDIA end mills worldwide?

You can source WIDIA end mills worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We supply genuine WIDIA tooling for steel and cast iron machining applications.

How to select the correct WIDIA corner radius end mill for steel?

Select a WIDIA corner radius end mill based on your workpiece material, required corner radius, and depth of cut. For steel, choose a TiAlN-coated carbide tool like the W4N1M03003RAT WU20PE. Match the mill diameter and length of cut to your operation. Consult WIDIA's technical data for feed and speed recommendations.

Used in

Common applications for WIDIA
General turning of steel components — WIDIA DCMT diamond turning inserts (e.g., DCMT3251MP)
Grooving and parting in automotive parts manufacturing — WIDIA WMTCL indexable grooving toolholders
Finishing operations on aluminum alloys — WIDIA VNMG diamond turning inserts (e.g., VNMG331ML)
Heavy-duty turning of stainless steel — WIDIA DNMG carbide inserts with MS chipbreaker (e.g., DNMG433MS)
Threading and contouring in mold making — WIDIA TCMT triangle turning inserts (e.g., TCMT3252MP)
Parting-off operations in high-volume production — WIDIA WGMEL grooving and parting toolholders

WIDIA Products

3G Electric supplies WIDIA reduced-neck fast-cutting carbide corner-radius end mills for steel & cast iron. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
WIDIA Corner Radius End Mill: Carbide, TiAlN Coated, 4 Flute, 1/8" Mill Dia, 1/4" LOC, 0.015" Rad (MPN W401E03000RAT WU20PE)
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WIDIA Corner Radius End Mill: Carbide, TiAlN Coated, 4 Flute, 1/8" Mill Dia, 1/4" LOC, 0.015" Rad (MPN W401E03000RAT WU20PE)
Solid carbide end mill with TiAlN coating, 4 flutes, 1/8" mill diameter, 1/2" length of cut, and 0.015" corner radius. Designed for fast cutting of steel and cast iron in roughing and finishing operations
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Solid carbide end mill with TiAlN coating, 4 flutes, 1/8" mill diameter, 1/2" length of cut, and 0.015" corner radius. Designed for fast cutting of steel and cast iron in roughing and finishing operations
WIDIA Corner Chamfer End Mill: Carbide, TiAlN Coated, 4 Flute, 1/4" Mill Dia, 3/8" LOC, 0.016" Chf (MPN W401E07003CYT WU20PE)
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WIDIA Corner Chamfer End Mill: Carbide, TiAlN Coated, 4 Flute, 1/4" Mill Dia, 3/8" LOC, 0.016" Chf (MPN W401E07003CYT WU20PE)
WIDIA Corner Chamfer End Mill: Carbide, TiAlN Coated, 4 Flute, 1/4" Mill Dia, 3/4" LOC, 0.016" Chf (MPN W411E07013CYT WU20PE)
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WIDIA Corner Chamfer End Mill: Carbide, TiAlN Coated, 4 Flute, 1/4" Mill Dia, 3/4" LOC, 0.016" Chf (MPN W411E07013CYT WU20PE)
This reduced-neck fast-cutting carbide corner-radius end mill is designed for steel and cast iron workpieces. It features a TiAlN coating, 4 flutes, a 1" mill diameter, and a 1-1/8" length of cut. The corner-radius geometry reduces chipping and extends tool life in roughing and finishing operations. Common applications include mold and die making, automotive component machining, and general industrial metalworking
WIDIA HANITA
This reduced-neck fast-cutting carbide corner-radius end mill is designed for steel and cast iron workpieces. It features a TiAlN coating, 4 flutes, a 1" mill diameter, and a 1-1/8" length of cut. The corner-radius geometry reduces chipping and extends tool life in roughing and finishing operations. Common applications include mold and die making, automotive component machining, and general industrial metalworking
WIDIA Corner Chamfer End Mill: Carbide, TiAlN Coated, 4 Flute, 3/16" Mill Dia, 5/8" LOC, 0.01" Chf (MPN W411E05011CHT WU20PE)
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WIDIA Corner Chamfer End Mill: Carbide, TiAlN Coated, 4 Flute, 3/16" Mill Dia, 5/8" LOC, 0.01" Chf (MPN W411E05011CHT WU20PE)

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