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OSG Ball End Mill: Carbide, 3 Flute, 1" Mill Dia, 1-1/2" LOC, 4" OAL (MPN 403-1000-BN) - General Purpose Carbide Ball End Mills
OSGGeneral Purpose Carbide Ball End Mills

OSG Ball End Mill: Carbide, 3 Flute, 1" Mill Dia, 1-1/2" LOC, 4" OAL (MPN 403-1000-BN)

OSG General Purpose Carbide Ball End Mills.

SKU 3G-OTH-246574

Also listed as: 4031000BN · 403 1000 BN

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

OSG
Manufacturer Part Number
403-1000-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 the OSG 403-1000-BN ball end mill used for?

The OSG 403-1000-BN is a general purpose carbide ball end mill used for contouring, profiling, and 3D machining of metals and alloys. Its ball nose design creates smooth curved surfaces and radii in mold, die, and aerospace applications. It suits both roughing and finishing operations on CNC mills.

What are the specifications of the OSG 403-1000-BN ball end mill?

The OSG 403-1000-BN is a 3-flute carbide ball end mill with a 1" mill diameter, 1-1/2" length of cut, and 4" overall length. It is designed for general purpose milling. The manufacturer part number is 403-1000-BN. OSG is the OEM brand for this tool.

Where to buy the OSG 403-1000-BN ball end mill worldwide?

You can source the OSG 403-1000-BN ball 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 this tool to procurement teams and engineers globally.

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 steels and alloys, the 3-flute OSG 403-1000-BN provides good chip evacuation and surface finish. Match flute count to material type: 3 flutes balance strength and chip clearance. Consult OSG's technical data for optimal speeds and feeds.

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, 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, 20 mm Mill Dia, 38 mm LOC, 102 mm OAL (MPN 403-7874-BN)
OSG
OSG Ball End Mill: Carbide, 3 Flute, 20 mm Mill Dia, 38 mm LOC, 102 mm OAL (MPN 403-7874-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)
OSG Ball End Mill: Carbide, 3 Flute, 5/8" Mill Dia, 1-1/4" LOC, 3-1/2" OAL (MPN 403-6250-BN)
OSG
OSG Ball End Mill: Carbide, 3 Flute, 5/8" Mill Dia, 1-1/4" LOC, 3-1/2" OAL (MPN 403-6250-BN)
OSG Ball End Mill: Carbide, 3 Flute, 11/16" Mill Dia, 1-3/8" LOC, 4" OAL (MPN 403-6875-BN)
OSG
OSG Ball End Mill: Carbide, 3 Flute, 11/16" Mill Dia, 1-3/8" LOC, 4" OAL (MPN 403-6875-BN)

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