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OSG Ball End Mill: Cobalt, 2 Flute, 1/4" Mill Dia, 5/8" LOC, 3-1/16" OAL (MPN 5260300) - Reduced-Neck Cobalt Ball End Mills
OSGReduced-Neck Cobalt Ball End Mills

OSG Ball End Mill: Cobalt, 2 Flute, 1/4" Mill Dia, 5/8" LOC, 3-1/16" OAL (MPN 5260300)

SKU 3G-OTH-277989

Brand
OSG
Item
Ball End Mill: Cobalt, 2 Flute, 1/4" Mill Dia, 5/8" LOC, 3-1/16" OAL
Category
Reduced-Neck Cobalt Ball End Mills
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Technical Specifications

OSG
Manufacturer Part Number
5260300
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is an OSG ball end mill used for?

An OSG ball end mill is used for contouring, slotting, and profiling in mold and die work, aerospace, and general machining. Its ball nose design creates smooth radii and 3D shapes on steel, stainless, and exotic alloys. 3G Electric supplies this OSG 5260300 tool across 14 industrial departments.

What are the specifications of the OSG 5260300 ball end mill?

The OSG 5260300 is a reduced-neck cobalt ball end mill with a 1/4" mill diameter, 2 flutes, 5/8" length of cut, and 3-1/16" overall length. It is made from cobalt HSS for heat resistance and durability in high-speed machining. 3G Electric sources this genuine OSG tool globally.

Where to buy OSG ball end mills worldwide?

3G Electric supplies OSG ball end mills like the 5260300 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider since 1990, we source genuine OSG cutting tools across 14 departments, including machining and tooling.

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 steel, a 2-flute cobalt design like the 5260300 offers good chip evacuation and heat resistance. Match flute count to material: 2 flutes for softer metals, 4 for harder alloys. 3G Electric can help specify the correct OSG tool.

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 reduced-neck cobalt 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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