OSG Ball End Mill: Carbide, 2 Flute, 21/64" Mill Dia, 7/8" LOC, 2-1/2" OAL (MPN 402-3281-BN)
SKU 3G-OTH-248324
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Frequently Asked Questions
What is the OSG 402-3281-BN ball end mill used for?
The OSG 402-3281-BN is a general purpose carbide ball end mill used for contouring, slotting, and profiling in metals and plastics. Its 2-flute design and ball nose enable smooth 3D machining and radius cutting in mold, die, and aerospace applications.
What are the specifications of the OSG 402-3281-BN ball end mill?
The OSG 402-3281-BN is a carbide ball end mill with a 21/64" mill diameter, 7/8" length of cut, and 2-1/2" overall length. It has 2 flutes and is designed for general purpose machining. The manufacturer part number is 402-3281-BN.
Where to buy the OSG 402-3281-BN ball end mill worldwide?
3G Electric supplies the OSG 402-3281-BN ball end mill worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this OSG tool.
How to select the correct OSG ball end mill for your application?
Select an OSG ball end mill based on material hardness, required finish, and machine rigidity. For general purpose work, the 2-flute 402-3281-BN suits steels and alloys. Match flute count to chip evacuation needs and use appropriate speeds and feeds for carbide tools.
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Common applications for OSGOSG 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.















