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OSG Ball End Mill: Carbide, 3 Flute, 5/8" Mill Dia, 1-1/4" LOC, 3-1/2" OAL (MPN 403-6250-BN) - General Purpose Carbide Ball End Mills
OSGGeneral Purpose Carbide Ball End Mills

OSG Ball End Mill: Carbide, 3 Flute, 5/8" Mill Dia, 1-1/4" LOC, 3-1/2" OAL (MPN 403-6250-BN)

OSG General Purpose Carbide Ball End Mills.

SKU 3G-OTH-246809

Also listed as: 4036250BN · 403 6250 BN

Brand
OSG
Item
Ball End Mill: Carbide, 3 Flute, 5/8" Mill Dia, 1-1/4" LOC, 3-1/2" OAL
Category
General Purpose Carbide Ball End Mills
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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

OSG
Manufacturer Part Number
403-6250-BN

Technical Documents

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

Product Description

OSG General Purpose Carbide Ball End Mills.

Frequently Asked Questions

What is OSG ball end mill 403-6250-BN used for?

This OSG carbide ball end mill is used for contouring, slotting, and profiling in die/mold, aerospace, and general machining. Its ball nose design creates smooth curved surfaces and 3D contours in steel, stainless, and non-ferrous materials.

What are the specifications of OSG 403-6250-BN ball end mill?

The OSG 403-6250-BN is a general purpose carbide ball end mill with 3 flutes, 5/8" mill diameter, 1-1/4" length of cut, and 3-1/2" overall length. It is designed for high-performance milling in industrial applications.

Where to buy OSG 403-6250-BN ball end mill worldwide?

3G Electric supplies and delivers the OSG 403-6250-BN ball end mill worldwide. We handle full logistics and customs clearance, providing genuine OSG cutting tools to industrial buyers globally. Contact us for availability and lead time.

How to select the right OSG ball end mill for your application?

Select based on material hardness, required finish, and machine rigidity. For general purpose milling of steel and stainless, the 3-flute OSG 403-6250-BN offers good chip evacuation and surface finish. Match flute count and coating to your specific workpiece material.

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 general purpose carbide ball 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Ball End Mill: Carbide, 3 Flute, 25 mm Mill Dia, 38 mm LOC, 102 mm OAL (MPN 403-9843-BN)
OSG
OSG Ball End Mill: Carbide, 3 Flute, 25 mm Mill Dia, 38 mm LOC, 102 mm OAL (MPN 403-9843-BN)
OSG Ball End Mill: Carbide, 3 Flute, 1/4" Mill Dia, 3/4" LOC, 2-1/2" OAL (MPN 403-2500-BN)
OSG
OSG Ball End Mill: Carbide, 3 Flute, 1/4" Mill Dia, 3/4" LOC, 2-1/2" OAL (MPN 403-2500-BN)
OSG Ball End Mill: Carbide, 3 Flute, 7/8" Mill Dia, 1-1/2" LOC, 4" OAL (MPN 403-8750-BN)
OSG
OSG Ball End Mill: Carbide, 3 Flute, 7/8" Mill Dia, 1-1/2" LOC, 4" OAL (MPN 403-8750-BN)
OSG Ball End Mill: Carbide, 3 Flute, 7/32" Mill Dia, 5/8" LOC, 2-1/2" OAL (MPN 403-2188-BN)
OSG
OSG Ball End Mill: Carbide, 3 Flute, 7/32" Mill Dia, 5/8" LOC, 2-1/2" OAL (MPN 403-2188-BN)
OSG Ball End Mill: Carbide, 3 Flute, 9/16" Mill Dia, 1-1/8" LOC, 3-1/2" OAL (MPN 403-5625-BN)
OSG
OSG Ball End Mill: Carbide, 3 Flute, 9/16" Mill Dia, 1-1/8" LOC, 3-1/2" OAL (MPN 403-5625-BN)
OSG Ball End Mill: Carbide, 3 Flute, 3/4" Mill Dia, 1-1/2" LOC, 4" OAL (MPN 403-7500-BN)
OSG
OSG Ball End Mill: Carbide, 3 Flute, 3/4" Mill Dia, 1-1/2" LOC, 4" OAL (MPN 403-7500-BN)

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