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OSG Roughing End Mill: Cobalt, 5 Flute, 1" Mill Dia, 4" LOC, 6-1/2" OAL (MPN 4910900) - General Purpose Cobalt Roughing End Mills
OSGGeneral Purpose Cobalt Roughing End Mills

OSG Roughing End Mill: Cobalt, 5 Flute, 1" Mill Dia, 4" LOC, 6-1/2" OAL (MPN 4910900)

SKU 3G-OTH-268918

Brand
OSG
Item
Roughing End Mill: Cobalt, 5 Flute, 1" Mill Dia, 4" LOC, 6-1/2" OAL
Category
General Purpose Cobalt Roughing End Mills
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Technical Specifications

OSG
Manufacturer Part Number
4910900
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is OSG 4910900 roughing end mill used for?

The OSG 4910900 is a general purpose cobalt roughing end mill used for heavy material removal in machining operations. It is designed for ferrous metals and high-temperature alloys, providing efficient chip evacuation and reduced cutting forces in industrial manufacturing.

What are the specifications of OSG 4910900 roughing end mill?

The OSG 4910900 roughing end mill has a 1" mill diameter, 4" length of cut, and 6-1/2" overall length. It features 5 flutes and is made from cobalt steel for durability. The manufacturer part number is 4910900.

Where to buy OSG 4910900 roughing end mill worldwide?

3G Electric supplies the OSG 4910900 roughing end mill worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this general purpose cobalt end mill.

How to select the right roughing end mill for machining?

Select a roughing end mill based on material hardness, required stock removal rate, and machine rigidity. For ferrous metals, cobalt or carbide tools with appropriate flute count and coating are recommended. The OSG 4910900 with 5 flutes suits general purpose roughing in steel and alloys.

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 cobalt roughing 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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