YG-1Double-End High-Speed Steel Square End Mills

YG-1 Square End Mill: High Speed Steel, TiCN Coated, Double End, 4 Flute, 5/16" Mill Dia

SKU 3G-OTH-250933

Brand

YG-1

Item

Square End Mill: High Speed Steel, TiCN Coated, Double End, 4 Flute, 5/16" Mill Dia

Technical Specifications

YG-1

Manufacturer Part Number

12051HC 

Type

TiCN Coated, Double End 

Mill Dia

5/16" 

Flute

4

LOC

3/4" 

View Full Spec Sheet

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YG-1 Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The YG-1 Square End Mill is a double-end, high-speed steel end mill with TiCN coating, 4 flutes, a 5/16" mill diameter, and a 3/4" length of cut (MPN 12051HC). 3G Electric interprets this demand and sources the genuine YG-1 tool, supporting your machining operations across 14 industrial departments — with specialist depth in combustion, pumps, and controls as a trust anchor.

Frequently Asked Questions

What is YG-1 12051HC square end mill used for?

The YG-1 12051HC is a double-end high-speed steel square end mill with TiCN coating, designed for general-purpose milling of steel and cast iron. Its 4-flute design provides efficient chip evacuation and a smooth finish in slotting, profiling, and contouring applications across machining departments.

What are the specifications of YG-1 12051HC end mill?

The YG-1 12051HC is a double-end square end mill made of high-speed steel with TiCN coating. It has a 5/16" mill diameter, 3/4" length of cut, and 4 flutes. The TiCN coating increases hardness and wear resistance for longer tool life in ferrous materials.

Where to buy YG-1 12051HC end mill worldwide?

3G Electric supplies the YG-1 12051HC double-end square end mill to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this TiCN-coated HSS end mill.

How to select the right YG-1 end mill for steel?

For milling steel, choose a high-speed steel end mill with TiCN coating like the YG-1 12051HC for improved hardness and heat resistance. Match the mill diameter to your slot width and the length of cut to your depth requirements. A 4-flute design balances chip load and finish quality.

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 double-end 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 →