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

YG-1 Square End Mill: High Speed Steel, TiN Coated, 6 Flute, 1-3/8" Mill Dia

SKU 3G-OTH-225790

Brand

YG-1

Item

Square End Mill: High Speed Steel, TiN Coated, 6 Flute, 1-3/8" Mill Dia

Technical Specifications

YG-1

Manufacturer Part Number

04202HN 

Type

TiN Coated 

Mill Dia

1-3/8" 

OAL

4-1/2" 

Flute

6

LOC

2"

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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 TiN coating, featuring a 1-3/8" mill diameter, 2" length of cut, 4-1/2" overall length, and 6 flutes (MPN 04202HN). 3G Electric interprets this demand and sources the genuine YG-1 tool, backed by our specialist expertise across 14 industrial departments — and we supply far more than is listed.

Frequently Asked Questions

What is the YG-1 Square End Mill 04202HN used for?

The YG-1 Square End Mill 04202HN is a general-purpose high-speed steel end mill used for milling slots, profiling, and contouring in ferrous and non-ferrous materials. Its TiN coating reduces friction and extends tool life. It is commonly applied in mold making, automotive, and general machining operations.

What are the specifications of the YG-1 Square End Mill 04202HN?

The YG-1 Square End Mill 04202HN has a 1-3/8" mill diameter, 2" length of cut, and 4-1/2" overall length. It features 6 flutes, high-speed steel construction, and a TiN coating. The manufacturer part number is 04202HN. These specs make it suitable for heavy-duty finishing and semi-finishing cuts.

Where to buy the YG-1 Square End Mill 04202HN worldwide?

You can source the YG-1 Square End Mill 04202HN 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 tool to procurement teams and maintenance engineers internationally.

How to select the right YG-1 Square End Mill for your application?

Select a YG-1 square end mill based on material, cut depth, and finish requirements. For general-purpose milling in steel or cast iron, a 6-flute TiN-coated tool like the 04202HN provides good wear resistance and surface finish. Match the mill diameter and length of cut to your workpiece geometry 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 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 →