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OSG Roughing End Mill: Cobalt, 6 Flute, 1-1/4" Mill Dia, 3" LOC, 5-1/2" OAL (MPN 4912300) - General Purpose Cobalt Roughing End Mills
OSGGeneral Purpose Cobalt Roughing End Mills

OSG Roughing End Mill: Cobalt, 6 Flute, 1-1/4" Mill Dia, 3" LOC, 5-1/2" OAL (MPN 4912300)

SKU 3G-OTH-269136

Brand
OSG
Item
Roughing End Mill: Cobalt, 6 Flute, 1-1/4" Mill Dia, 3" LOC, 5-1/2" OAL
Category
General Purpose Cobalt Roughing End Mills
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Technical Specifications

OSG
Manufacturer Part Number
4912300
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the OSG 4912300 roughing end mill used for?

The OSG 4912300 is a general-purpose cobalt roughing end mill designed for heavy material removal in machining operations. It is commonly used in industrial metalworking to shape steel, stainless steel, and other alloys, providing efficient chip evacuation and extended tool life.

What are the specifications of the OSG 4912300 roughing end mill?

The OSG 4912300 is a cobalt roughing end mill with 6 flutes, a 1-1/4" mill diameter, 3" length of cut, and 5-1/2" overall length. It is designed for general-purpose roughing applications in machining centers and manual mills.

Where to buy the OSG 4912300 roughing end mill worldwide?

3G Electric supplies the OSG 4912300 roughing end mill to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this OSG cobalt end mill.

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

Select an OSG roughing end mill based on material type, required cut depth, and machine rigidity. For general-purpose steel roughing, the 6-flute cobalt design offers good chip clearance and heat resistance. Match the mill diameter and length of cut to your workpiece geometry and spindle power.

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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