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WALTER Indexable Square Shoulder End Mill: M4258-050-P20-02-25-F (MPN 7457859) - Indexable Square-Shoulder End Mills
WALTERIndexable Square-Shoulder End Mills

WALTER Indexable Square Shoulder End Mill: M4258-050-P20-02-25-F (MPN 7457859)

SKU 3G-OTH-218345

Brand
WALTER
Item
Indexable Square Shoulder End Mill: M4258-050-P20-02-25-F
Category
Indexable Square-Shoulder End Mills
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Technical Specifications

WALTER
Manufacturer Part Number
7457859
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WALTER Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the WALTER M4258-050-P20-02-25-F indexable square shoulder end mill used for?

The WALTER M4258-050-P20-02-25-F is an indexable square shoulder end mill designed for general-purpose milling, including slotting, profiling, and shoulder milling in steel, stainless steel, and cast iron. It is commonly used in automotive, mold and die, and general engineering applications where precise 90-degree shoulders are required.

What are the specifications of the WALTER M4258-050-P20-02-25-F end mill?

The WALTER M4258-050-P20-02-25-F (MPN 7457859) is an indexable square shoulder end mill with a 50 mm diameter, P20 grade inserts, and a 25 mm shank. It uses two cutting edges per insert and is suitable for medium-duty milling operations. The tool is designed for use with WALTER indexable inserts.

Where to buy the WALTER M4258-050-P20-02-25-F end mill worldwide?

You can source the WALTER M4258-050-P20-02-25-F end mill through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine WALTER tooling for your machining needs.

How to select the correct WALTER indexable square shoulder end mill for your application?

To select the correct WALTER indexable square shoulder end mill, match the cutter diameter and shank size to your machine's spindle and workpiece geometry. Choose insert grade based on material hardness and cutting conditions. For the M4258-050-P20-02-25-F, use P20 grade inserts for steel and cast iron. Consult WALTER's technical documentation for feed and speed recommendations.

Used in

Common applications for WALTER
Automotive engine block machining — WALTER WNMG542-MM5 WSM20S turning inserts for cylinder bore finishing
Aerospace aluminum component turning — WALTER CCMT060208-FK6 WKK10S diamond inserts for high-speed finishing
General engineering cutoff operations — WALTER GX24-3E400N04-UA4 WKP33S parting inserts for steel bars
Mold and die steel grooving — WALTER GX16-2E300R6-CF5 WSM33S inserts for deep groove roughing
CNC lathe shallow hole drilling — WALTER A1148-1/16IN cobalt screw-machine drill bits for oil-hole drilling
Heavy equipment shaft turning — WALTER SCMT120408-RM4 square inserts for roughing of alloy steels

WALTER Products

3G Electric supplies WALTER indexable square-shoulder end mills. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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