OSG Ball End Mill: Carbide, 3 Flute, 1/8" Mill Dia, 1/2" LOC, 1-1/2" OAL (MPN 403-1250-BN)
SKU 3G-OTH-247754
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Frequently Asked Questions
What is the OSG 403-1250-BN ball end mill used for?
The OSG 403-1250-BN is a general purpose carbide ball end mill used for contouring, slotting, and profiling in metals and plastics. Its ball nose design enables 3D machining and radius cutting. It is suitable for mold, die, and aerospace applications where smooth surface finishes are required.
What are the specifications of the OSG 403-1250-BN ball end mill?
The OSG 403-1250-BN is a carbide ball end mill with 3 flutes, a 1/8" mill diameter, 1/2" length of cut, and 1-1/2" overall length. It is a general purpose tool designed for versatile machining. The manufacturer part number is 403-1250-BN.
Where to buy the OSG 403-1250-BN ball end mill worldwide?
You can source the OSG 403-1250-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 on this OSG cutting tool.
How to select the right OSG ball end mill for your application?
Select an OSG ball end mill based on material hardness, required surface finish, and machine capabilities. For general purpose machining, the 403-1250-BN with 3 flutes and 1/8" diameter suits steels and non-ferrous metals. Match flute count to chip evacuation needs and use appropriate speeds and feeds per OSG recommendations.
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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.















