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YG-1 Roughing End Mill: Cobalt, 3 Flute, Fine Pitch, 7/8" Mill Dia, 7/8" LOC - General Purpose Cobalt Roughing End Mills
YG-1General Purpose Cobalt Roughing End Mills

YG-1 Roughing End Mill: Cobalt, 3 Flute, Fine Pitch, 7/8" Mill Dia, 7/8" LOC

The YG-1 Roughing End Mill is a general-purpose cobalt end mill with a 7/8" mill diameter, 7/8" LOC, and 3-1/8" OAL. It features a fine pitch and 3 flutes (MPN 72391). 3G Electric interprets demand for this cutting…

SKU 3G-OTH-269282

Brand
YG-1
Item
Roughing End Mill: Cobalt, 3 Flute, Fine Pitch, 7/8" Mill Dia, 7/8" LOC
Category
General Purpose Cobalt Roughing End Mills
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

YG-1
Manufacturer Part Number
72391
Type
Fine Pitch
Mill Dia
7/8"
OAL
3-1/8"
Flute
3
LOC
7/8"

Technical Documents

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YG-1 Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The YG-1 Roughing End Mill is a general-purpose cobalt end mill with a 7/8" mill diameter, 7/8" LOC, and 3-1/8" OAL. It features a fine pitch and 3 flutes (MPN 72391). 3G Electric interprets demand for this cutting tool across 14 industrial departments, with specialist depth in machining and controls to support your sourcing.

Frequently Asked Questions

What is YG-1 Roughing End Mill 72391 used for?

The YG-1 72391 is a general-purpose cobalt roughing end mill used for heavy material removal in machining operations. It is designed for ferrous metals, stainless steel, and high-temperature alloys in industrial manufacturing, tool and die shops, and aerospace applications.

What are the specifications of YG-1 Roughing End Mill 72391?

The YG-1 72391 is a 3-flute, fine-pitch cobalt roughing end mill with a 7/8" mill diameter, 7/8" length of cut, and 3-1/8" overall length. The manufacturer part number is 72391. It is designed for general-purpose roughing in ferrous and high-temperature alloys.

Where to buy YG-1 Roughing End Mill 72391 worldwide?

You can source the YG-1 72391 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.

How to select the right YG-1 roughing end mill for my application?

Select based on material, flute count, and diameter. For ferrous metals and high-temperature alloys, a cobalt roughing end mill like the YG-1 72391 with fine pitch and 3 flutes provides efficient chip evacuation and reduced cutting forces. Match diameter and length of cut to your workpiece and machine rigidity.

Used in

Common applications for YG-1
Die and mold machining — YG-1 cobalt ball end mills (e.g., MPN 43297CC) for contouring and finishing cavities in hardened tool steels.
Aerospace component production — YG-1 cobalt square end mills (e.g., MPN 04338) for milling titanium and nickel-based alloys.
Automotive part manufacturing — YG-1 HSS square end mills (e.g., MPN 07228) for high-volume machining of cast iron and steel components.
General fabrication — YG-1 double-end HSS end mills (e.g., MPN 13040) for slotting and profiling in mild steel and aluminum.
Roughing operations — YG-1 cobalt roughing end mills (e.g., MPN 60321) for rapid material removal in stainless steel and alloy steels.
Precision finishing — YG-1 TiN-coated HSS end mills (e.g., MPN 12059HN) for achieving tight tolerances on ferrous workpieces.

YG-1 Products

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.

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YG-1 Roughing End Mill: Cobalt, TiCN Coated, 5 Flute, Fine Pitch, 7/8" Mill Dia, 1-7/8" LOC (MPN 76394CC)
YG-1 Roughing End Mill: Cobalt, 4 Flute, Fine Pitch, 3/4" Mill Dia, 1-5/8" LOC, 3-3/4" OAL (MPN 70358)
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YG-1 Roughing End Mill: Cobalt, 4 Flute, Fine Pitch, 3/4" Mill Dia, 1-5/8" LOC, 3-3/4" OAL (MPN 70358)

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