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OSG Roughing End Mill: Cobalt, 4 Flute, 3/4" Mill Dia, 3" LOC, 5-1/4" OAL (MPN 4901500) - General Purpose Cobalt Roughing End Mills
OSGGeneral Purpose Cobalt Roughing End Mills

OSG Roughing End Mill: Cobalt, 4 Flute, 3/4" Mill Dia, 3" LOC, 5-1/4" OAL (MPN 4901500)

SKU 3G-OTH-269191

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

OSG
Manufacturer Part Number
4901500
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is OSG 4901500 roughing end mill used for?

The OSG 4901500 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 milling applications.

What are the specifications of OSG 4901500 roughing end mill?

The OSG 4901500 is a cobalt roughing end mill with 4 flutes, 3/4 inch mill diameter, 3 inch length of cut, and 5-1/4 inch overall length. It is designed for general-purpose roughing in ferrous materials, offering durability and heat resistance.

Where to buy OSG 4901500 roughing end mill worldwide?

3G Electric supplies the OSG 4901500 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 OSG cobalt end mill.

How to select the right roughing end mill for steel?

For steel roughing, choose a cobalt or carbide end mill with 4-6 flutes for chip evacuation. Match the diameter and length of cut to your workpiece. OSG 4901500 is a cobalt option for general steel roughing. Always verify shank compatibility and machine spindle speed.

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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