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YG-1 Roughing End Mill: Cobalt, 6 Flute, Coarse Pitch, 1-1/4" Mill Dia, 2" LOC - General Purpose Cobalt Roughing End Mills
YG-1General Purpose Cobalt Roughing End Mills

YG-1 Roughing End Mill: Cobalt, 6 Flute, Coarse Pitch, 1-1/4" Mill Dia, 2" LOC

The YG-1 Roughing End Mill is a general-purpose cobalt end mill with a coarse pitch and 6 flutes. It has a 1-1/4" mill diameter, 2" length of cut, and 4-1/4" overall length (MPN 60439).

SKU 3G-OTH-269086

Brand
YG-1
Item
Roughing End Mill: Cobalt, 6 Flute, Coarse Pitch, 1-1/4" Mill Dia, 2" LOC
Category
General Purpose Cobalt Roughing End Mills
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

YG-1
Manufacturer Part Number
60439
Type
Coarse Pitch
Mill Dia
1-1/4"
OAL
4-1/4"
Flute
6
LOC
2"

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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 coarse pitch and 6 flutes. It has a 1-1/4" mill diameter, 2" length of cut, and 4-1/4" overall length (MPN 60439).

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. Its coarse-pitch, 6-flute design in cobalt steel handles heavy cuts on steel, stainless, and cast iron, making it ideal for roughing passes before finishing in industrial manufacturing.

What are the specifications of the YG-1 60439 roughing end mill?

The YG-1 60439 roughing end mill has a 1-1/4" mill diameter, 2" length of cut, and 4-1/4" overall length. It features 6 flutes with coarse pitch, made from cobalt steel for heat resistance and durability in general-purpose roughing applications.

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 and customs clearance to deliver genuine YG-1 cutting tools to your facility, ensuring you get the right tool for your machining application.

How to select a roughing end mill for steel?

Select a roughing end mill with cobalt steel for heat resistance, coarse pitch for chip evacuation, and sufficient flute count for rigidity. Match the mill diameter and length of cut to your workpiece geometry. YG-1's 60439 model suits heavy roughing in steel and stainless alloys.

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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Cross-referenced by specification & description
YG-1 Roughing End Mill: Cobalt, 6 Flute, Coarse Pitch, 1-3/8" Mill Dia, 2" LOC, 4-1/4" OAL (MPN 60449)
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YG-1 Roughing End Mill: Cobalt, 6 Flute, Coarse Pitch, 1-1/4" Mill Dia, 4" LOC, 6-1/2" OAL (MPN 65445)
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YG-1 Roughing End Mill: Cobalt, 6 Flute, Coarse Pitch, 1-1/4" Mill Dia, 4" LOC, 6-1/2" OAL (MPN 65445)
YG-1 Roughing End Mill: Cobalt, 6 Flute, Coarse Pitch, 1-1/4" Mill Dia, 2" LOC, 4-1/2" OAL (MPN 64445)
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YG-1 Roughing End Mill: Cobalt, 6 Flute, Coarse Pitch, 1-1/4" Mill Dia, 2" LOC, 4-1/2" OAL (MPN 64445)

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