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OSG Ball End Mill: Carbide, TiAlN Coated, 4 Flute, 5/16" Mill Dia, 13/16" LOC - Carbide Ball End Mills for Stainless Steel & Super Alloys
OSGCarbide Ball End Mills for Stainless Steel & Super Alloys

OSG Ball End Mill: Carbide, TiAlN Coated, 4 Flute, 5/16" Mill Dia, 13/16" LOC

The OSG Ball End Mill is a carbide, TiAlN-coated, 4-flute end mill with a 5/16" mill diameter, 13/16" length of cut, and 2-1/2" overall length (MPN HP441-3125-BN). Designed for stainless steel and super alloys, this…

SKU 3G-OTH-220929

Brand
OSG
Item
Ball End Mill: Carbide, TiAlN Coated, 4 Flute, 5/16" Mill Dia, 13/16" LOC
Category
Carbide Ball End Mills for Stainless Steel & Super Alloys
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Technical Specifications

OSG
Manufacturer Part Number
HP441-3125-BN
Type
TiAlN Coated
Mill Dia
5/16"
OAL
2-1/2"
Flute
4
LOC
13/16"
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Ball End Mill is a carbide, TiAlN-coated, 4-flute end mill with a 5/16" mill diameter, 13/16" length of cut, and 2-1/2" overall length (MPN HP441-3125-BN). Designed for stainless steel and super alloys, this tool is available through 3G Electric, which interprets customer demand and delivers genuine industrial equipment across 14 departments — with specialist depth in combustion, pumps, and controls as an authorised distributor.

Frequently Asked Questions

What is the OSG HP441-3125-BN ball end mill used for?

The OSG HP441-3125-BN is a carbide ball end mill designed for machining stainless steel and super alloys. Its TiAlN coating and 4-flute geometry provide heat resistance and chip evacuation, making it suitable for contouring, slotting, and profiling in aerospace, medical, and mold-making applications.

What are the specifications of the OSG HP441-3125-BN ball end mill?

The OSG HP441-3125-BN has a 5/16" mill diameter, 13/16" length of cut, and 2-1/2" overall length. It is made of carbide with a TiAlN coating and features 4 flutes. The manufacturer part number is HP441-3125-BN.

Where to buy the OSG HP441-3125-BN ball end mill worldwide?

3G Electric supplies the OSG HP441-3125-BN ball end mill worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

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

For stainless steel and super alloys, choose a carbide ball end mill with a TiAlN coating, like the OSG HP441-3125-BN. The coating reduces heat buildup, and a 4-flute design improves finish. Match the mill diameter and length of cut to your workpiece geometry and machine rigidity.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

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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