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OSG Roughing End Mill: Cobalt, 4 Flute, 1/4" Mill Dia, 1-1/4" LOC, 3-1/16" OAL (MPN 4909200) - General Purpose Cobalt Roughing End Mills
OSGGeneral Purpose Cobalt Roughing End Mills

OSG Roughing End Mill: Cobalt, 4 Flute, 1/4" Mill Dia, 1-1/4" LOC, 3-1/16" OAL (MPN 4909200)

SKU 3G-OTH-268981

Brand
OSG
Item
Roughing End Mill: Cobalt, 4 Flute, 1/4" Mill Dia, 1-1/4" LOC, 3-1/16" OAL
Category
General Purpose Cobalt Roughing End Mills
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Technical Specifications

OSG
Manufacturer Part Number
4909200
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the OSG 4909200 roughing end mill used for?

The OSG 4909200 is a general purpose cobalt roughing end mill used for aggressive material removal in industrial machining. It is designed for roughing operations on steel, stainless steel, and other ferrous alloys, providing efficient chip evacuation and reduced cutting forces in milling applications.

What are the specifications of the OSG 4909200 roughing end mill?

The OSG 4909200 is a 4-flute cobalt roughing end mill with a 1/4" mill diameter, 1-1/4" length of cut, and 3-1/16" overall length. It is a general purpose tool for roughing operations, manufactured by OSG, and is suitable for use in CNC and manual milling machines.

Where to buy the OSG 4909200 roughing end mill worldwide?

You can source the OSG 4909200 roughing end mill through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your machining operations. Contact us for availability and lead times.

How to select the right OSG roughing end mill for your application?

To select the right OSG roughing end mill, match the mill diameter and length of cut to your workpiece geometry and machine capabilities. Consider material hardness and required surface finish; cobalt tools like the 4909200 offer heat resistance for ferrous metals. Consult OSG's technical data for optimal speeds and feeds.

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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