YG-1 Roughing End Mill: Cobalt, 6 Flute, Fine Pitch, 1-1/8" Mill Dia, 2" LOC
The YG-1 Roughing End Mill: Cobalt (MPN 70431) is a general purpose cobalt roughing end mill with a 1-1/8" mill diameter, 2" length of cut, and 4-1/4" overall length. It features 6 flutes and a fine pitch design. 3G…
SKU 3G-OTH-269217
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Product Description
The YG-1 Roughing End Mill: Cobalt (MPN 70431) is a general purpose cobalt roughing end mill with a 1-1/8" mill diameter, 2" length of cut, and 4-1/4" overall length. It features 6 flutes and a fine pitch design. 3G Electric sources this and other industrial cutting tools across 14 departments, with specialist expertise in combustion, pumps, and controls to ensure you get the right solution.
Frequently Asked Questions
What is the YG-1 Roughing End Mill 70431 used for?
The YG-1 70431 is a general-purpose roughing end mill used for heavy material removal in industrial machining. It is designed for ferrous metals and high-temperature alloys, commonly applied in mold, die, and aerospace manufacturing. Its cobalt construction and fine-pitch geometry enable efficient chip evacuation and reduced cutting forces.
What are the specifications of the YG-1 Roughing End Mill 70431?
The YG-1 70431 is a cobalt roughing end mill with 6 flutes and fine pitch. It has a 1-1/8" mill diameter, 2" length of cut (LOC), and 4-1/4" overall length (OAL). The manufacturer part number is 70431. This tool is designed for general-purpose roughing in ferrous materials.
Where to buy YG-1 Roughing End Mill 70431 worldwide?
You can source the YG-1 70431 roughing 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 this YG-1 tool to procurement teams and machine shops internationally.
How to select the right YG-1 roughing end mill for my application?
Select a YG-1 roughing end mill based on material, flute count, and diameter. For heavy roughing in steel or stainless, a 6-flute fine-pitch cobalt tool like the 70431 provides good chip clearance and heat resistance. Match the length of cut to your depth requirements and ensure the shank fits your collet. Consult YG-1's technical data for 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.












