OSG Roughing End Mill: Cobalt, 5 Flute, 1" Mill Dia, 4" LOC, 6-1/2" OAL (MPN 4910900)
SKU 3G-OTH-268918
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Frequently Asked Questions
What is OSG 4910900 roughing end mill used for?
The OSG 4910900 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 manufacturing.
What are the specifications of OSG 4910900 roughing end mill?
The OSG 4910900 roughing end mill has a 1" mill diameter, 4" length of cut, and 6-1/2" overall length. It features 5 flutes and is made from cobalt steel for durability. The manufacturer part number is 4910900.
Where to buy OSG 4910900 roughing end mill worldwide?
3G Electric supplies the OSG 4910900 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 general purpose cobalt end mill.
How to select the right roughing end mill for machining?
Select a roughing end mill based on material hardness, required stock removal rate, and machine rigidity. For ferrous metals, cobalt or carbide tools with appropriate flute count and coating are recommended. The OSG 4910900 with 5 flutes suits general purpose roughing in steel and alloys.
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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.














