YG-1 Roughing End Mill: Cobalt, 5 Flute, 7/8" Mill Dia, 1-7/8" LOC, 4-1/8" OAL (MPN 73394)
SKU 3G-OTH-269237
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Frequently Asked Questions
What is a YG-1 roughing end mill used for?
A YG-1 roughing end mill is used for high-speed material removal in machining operations. It is designed for roughing passes on steel, stainless steel, and other alloys, leaving a scalloped surface finish that requires a finishing pass. Common in mold making, die work, and general industrial fabrication.
What are the specifications of the YG-1 73394 roughing end mill?
The YG-1 73394 is a cobalt roughing end mill with 5 flutes, a 7/8" mill diameter, 1-7/8" length of cut, and 4-1/8" overall length. It is a general-purpose tool for aggressive stock removal in ferrous materials. Cobalt construction provides heat resistance for longer tool life.
Where to buy YG-1 roughing end mills worldwide?
3G Electric supplies YG-1 roughing end mills worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the YG-1 73394 or other cobalt end mills. We source genuine YG-1 tooling for your machining needs.
How to select the right YG-1 roughing end mill for my application?
Select a YG-1 roughing end mill based on material, diameter, flute count, and length of cut. For general-purpose steel machining, a 5-flute cobalt tool like the 73394 offers good chip evacuation and heat resistance. Match the shank size to your collet and consider coating for tougher alloys. Consult YG-1's catalog for specific feed and speed recommendations.
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3G Electric supplies YG-1 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.












