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3G Electric
OSG HP421-2500-BN Carbide Ball End Mill - Carbide Ball End Mills for Stainless Steel & Super Alloys
OSGCarbide Ball End Mills for Stainless Steel & Super Alloys

OSG HP421-2500-BN Carbide Ball End Mill

The OSG Ball End Mill is a carbide, TiAlN-coated, 2-flute end mill with a 1/4" mill diameter, 3/4" length of cut, and 2-1/2" overall length (MPN HP421-2500-BN). Designed for stainless steel and super alloys, this…

SKU 3G-OTH-220806

Also listed as: HP4212500BN · HP421 2500 BN

Brand
OSG
Item
HP421-2500-BN Carbide Ball End Mill
Part Number
HP421-2500-BN
Category
Carbide Ball End Mills for Stainless Steel & Super Alloys
Available to Order
Also known as:HP421-2500-BNOSG
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
HP421-2500-BN
Type
TiAlN Coated
Mill Dia
1/4"
OAL
2-1/2"
Flute
2
LOC
3/4"

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

Product Description

The OSG Ball End Mill is a carbide, TiAlN-coated, 2-flute end mill with a 1/4" mill diameter, 3/4" length of cut, and 2-1/2" overall length (MPN HP421-2500-BN). Designed for stainless steel and super alloys, this tool is part of our broad industrial supply across 14 departments, with specialist depth in cutting tools and machining.

Frequently Asked Questions

What is OSG Ball End Mill HP421-2500-BN used for?

This OSG carbide ball end mill is designed for precision contouring and profiling in stainless steel and super alloys. Its TiAlN coating and 2-flute geometry provide heat resistance and chip evacuation for demanding machining applications.

What are the specifications of OSG Ball End Mill HP421-2500-BN?

The OSG HP421-2500-BN has a 1/4" mill diameter, 3/4" length of cut, and 2-1/2" overall length. It features a TiAlN coating, 2 flutes, and is made from carbide for machining stainless steel and super alloys.

Where to buy OSG Ball End Mill HP421-2500-BN worldwide?

3G Electric supplies the OSG HP421-2500-BN ball end mill to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive the correct tool for your machining operations.

How to select the right ball end mill for stainless steel?

For stainless steel, choose a carbide ball end mill with a TiAlN coating for heat resistance, like the OSG HP421-2500-BN. Match the mill diameter and length of cut to your part geometry, and use 2 flutes for effective chip evacuation in slotting or profiling.

Used in

Common applications for OSG
Aerospace — OSG STI taps for installing helical wire thread inserts in aluminum components
Automotive — OSG spiral-point taps for through-hole threading in engine blocks and transmission cases
General machining — OSG spiral-flute taps for blind-hole threading in steel and stainless steel parts
Heavy equipment repair — OSG thread-forming taps for creating threads in ductile iron and steel castings
Precision manufacturing — OSG solid carbide chucking reamers for finishing holes in hydraulic manifolds
Die and mold — OSG coolant-through solid carbide drills for deep-hole drilling in tool steels
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OSG Products

3G Electric supplies OSG carbide ball end mills for stainless steel & super alloys. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Carbide ball end mill with TiAlN coating and 2 flutes. Mill diameter 3/16", length of cut 5/8", overall length 2". Designed for contouring, slotting, and profiling in stainless steel and super alloys
OSG
Carbide ball end mill with TiAlN coating and 2 flutes. Mill diameter 3/16", length of cut 5/8", overall length 2". Designed for contouring, slotting, and profiling in stainless steel and super alloys

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