OSG Square End Mill: Cobalt, 3 Flute, 5/16" Mill Dia, 3/4" LOC, 2-1/2" OAL (MPN 5310400)
SKU 3G-OTH-270272
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Frequently Asked Questions
What is the OSG 5310400 square end mill used for?
The OSG 5310400 is a general purpose cobalt square end mill used for milling slots, profiles, and contours in ferrous and non-ferrous materials. Its 3-flute design provides efficient chip evacuation and a smooth finish. Common applications include die/mold making, automotive, and aerospace component manufacturing.
What are the specifications of the OSG 5310400 end mill?
The OSG 5310400 is a 5/16" diameter, 3-flute, cobalt square end mill with a 3/4" length of cut and 2-1/2" overall length. It is designed for general purpose milling and is manufactured by OSG. The cobalt material provides heat resistance and durability for machining harder materials.
Where to buy the OSG 5310400 end mill worldwide?
You can source the OSG 5310400 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; we supply genuine OSG cutting tools to industrial buyers internationally.
How to select the correct OSG square end mill for your application?
Select an OSG square end mill based on material, diameter, flute count, and coating. For general purpose milling of steel or cast iron, a 3-flute cobalt end mill like the 5310400 offers good chip clearance and finish. Match the length of cut to your depth requirement and ensure the shank fits your tool holder.
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Common applications for OSGOSG Products
3G Electric supplies OSG general purpose cobalt square end mills. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















