OSG Roughing End Mill: Cobalt, 4 Flute, 1/4" Mill Dia, 5/8" LOC, 2-7/16" OAL (MPN 4909000)
SKU 3G-OTH-268884
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Frequently Asked Questions
What is the OSG 4909000 roughing end mill used for?
The OSG 4909000 is a general purpose cobalt roughing end mill used for aggressive material removal in ferrous metals. It is designed for roughing operations in milling applications, providing efficient chip evacuation and reduced cutting forces. This tool is suitable for use in industrial machining environments.
What are the specifications of the OSG 4909000 roughing end mill?
The OSG 4909000 roughing end mill is made of cobalt, has 4 flutes, a 1/4" mill diameter, 5/8" length of cut (LOC), and 2-7/16" overall length (OAL). It is a general purpose tool designed for roughing operations. The manufacturer part number is 4909000.
Where to buy the OSG 4909000 roughing end mill worldwide?
You can source the OSG 4909000 roughing end mill through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this item.
How to select the correct OSG roughing end mill for your application?
To select the correct OSG roughing end mill, consider the material being machined, required cut depth, and machine rigidity. For general purpose roughing in ferrous metals, the 4909000 with 4 flutes and cobalt construction offers good chip evacuation and wear resistance. Always match tool diameter and length of cut to your specific operation.
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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.












