OSG Roughing End Mill: Cobalt, 4 Flute, 3/8" Mill Dia, 7/8" LOC, 2-5/8" OAL (MPN 4909700)
SKU 3G-OTH-268957
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Frequently Asked Questions
What is the OSG 4909700 roughing end mill used for?
The OSG 4909700 is a general purpose cobalt roughing end mill used for aggressive material removal in machining operations. It is designed for ferrous metals and other tough alloys, providing efficient chip evacuation and reduced cutting forces in industrial milling applications.
What are the specifications of the OSG 4909700 roughing end mill?
The OSG 4909700 is a cobalt roughing end mill with a 3/8" mill diameter, 7/8" length of cut, and 2-5/8" overall length. It has 4 flutes and is designed for general purpose roughing. The manufacturer part number is 4909700.
Where to buy the OSG 4909700 roughing end mill worldwide?
3G Electric supplies the OSG 4909700 roughing end mill worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability 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 workpiece material, required cut depth, and machine rigidity. For general purpose roughing in ferrous metals, the 4909700 with 3/8" diameter and 4 flutes offers good chip clearance. Always match flute count and coating to material hardness for optimal tool life.
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Common applications for OSGOSG 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.













