YG-1 Square End Mill: Cobalt, 2 Flute, 1/2" Mill Dia, 1" LOC, 4" OAL (MPN 03321)
SKU 3G-OTH-270350
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Frequently Asked Questions
What is the YG-1 Square End Mill 03321 used for?
The YG-1 Square End Mill 03321 is a general-purpose cobalt end mill used for slotting, profiling, and contouring in ferrous and non-ferrous materials. Its square end design creates 90-degree shoulders, making it suitable for die and mold work, automotive, and general machining applications.
What are the specifications of the YG-1 Square End Mill 03321?
The YG-1 Square End Mill 03321 has a 1/2" mill diameter, 1" length of cut (LOC), and 4" overall length (OAL). It features 2 flutes and is made from cobalt high-speed steel for enhanced heat resistance and wear life in demanding machining operations.
Where to buy the YG-1 Square End Mill 03321 worldwide?
3G Electric supplies the YG-1 Square End Mill 03321 worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time; we source and deliver this YG-1 tool to any international destination.
How to select the right YG-1 Square End Mill for your application?
Select the YG-1 Square End Mill based on material hardness, required finish, and machine rigidity. For general-purpose milling in steel or stainless, the cobalt 2-flute design provides good chip evacuation. Match the mill diameter to your slot width and the length of cut to your depth requirements.
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3G Electric supplies YG-1 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.














