YG-1General Purpose High-Speed Steel Square End Mills

YG-1 Square End Mill: High Speed Steel, TiN Coated, 4 Flute, 9/16" Mill Dia

SKU 3G-OTH-226017

Also listed as: 04078 HN · 04078-HN

Brand

YG-1

Item

Square End Mill: High Speed Steel, TiN Coated, 4 Flute, 9/16" Mill Dia

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

04078HN 

Type

TiN Coated 

Mill Dia

9/16" 

OAL

3-3/8" 

Flute

4

LOC

1-3/8" 

Technical Documents

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YG-1 Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The YG-1 Square End Mill is a general-purpose high-speed steel end mill with a TiN coating, 4 flutes, a 9/16" mill diameter, 1-3/8" length of cut, and 3-3/8" overall length (MPN 04078HN). 3G Electric sources this and other YG-1 cutting tools across 14 industrial departments, with specialist expertise in combustion, pumps, and controls to support your machining operations.

Frequently Asked Questions

What is YG-1 Square End Mill 04078HN used for?

The YG-1 Square End Mill 04078HN is a general-purpose high-speed steel end mill used for slotting, profiling, and contouring in ferrous and non-ferrous materials. Its TiN coating reduces friction and extends tool life. Common in mold making, automotive, and general machining applications.

What are the specifications of YG-1 Square End Mill 04078HN?

The YG-1 Square End Mill 04078HN has a 9/16" mill diameter, 1-3/8" length of cut, and 3-3/8" overall length. It is made of high-speed steel with a TiN coating and has 4 flutes. The manufacturer part number is 04078HN.

Where to buy YG-1 Square End Mill 04078HN worldwide?

You can source the YG-1 Square End Mill 04078HN 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 square end mill for your application?

Select a YG-1 square end mill based on material hardness, required finish, and machine rigidity. For general machining of steel, the TiN-coated HSS 4-flute design offers good chip evacuation and wear resistance. Match diameter and length of cut to your workpiece geometry.

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 high-speed steel square end mills. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all YG-1 products →Contact our engineers →