OSG Ball End Mill: Carbide, 4 Flute, 8 mm Mill Dia, 21 mm LOC, 64 mm OAL (MPN 404-3150-BN)
SKU 3G-OTH-248135
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Frequently Asked Questions
What is the OSG 404-3150-BN ball end mill used for?
The OSG 404-3150-BN is a general purpose carbide ball end mill used for contouring, slotting, and profiling in mold and die work, aerospace, and automotive machining. Its ball nose design enables 3D surface finishing and radius cutting on hardened steels and non-ferrous materials.
What are the specifications of the OSG 404-3150-BN ball end mill?
The OSG 404-3150-BN is a 4-flute carbide ball end mill with an 8 mm mill diameter, 21 mm length of cut, and 64 mm overall length. It is designed for general purpose milling and is manufactured by OSG under part number 404-3150-BN.
Where to buy the OSG 404-3150-BN ball end mill worldwide?
3G Electric supplies the OSG 404-3150-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 right 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 404-3150-BN with 8 mm diameter and 4 flutes suits steels and alloys. 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.















