Constant Speed, Maximum Productivity

FUJI “KOSOKU” High-Freq Unstoppable Power
  • High Frequency Angle Grinder (HGC-603) with Grinding Wheel
  • High Frequency Angle Grinder (HGC-2700) with Grinding Wheel
  • High Frequency Angle Grinder (HGC-603)
  • High Frequency Angle Grinder (HGC-2700)
  • High Frequency Angle Grinder (HGC-603) with Grinding Wheel
  • High Frequency Angle Grinder (HGC-2700) with Grinding Wheel
  • High Frequency Angle Grinder (HGC-603)
  • High Frequency Angle Grinder (HGC-2700)

250Hz High Frequency Angle Grinder (7" HF Grinder)

No.HGC-603//2700/2700L

Key Features

  • Versatile Application: Different speed types available to suit various industrial grinding needs.
  • High Efficiency: Increased work efficiency with constant speed under load (no dropping).
  • Stable Operation: Easy to operate with excellent stability for precision work.
  • Robust Design: Tough construction yet easy to move around the job site.

Specifications

Specs of High Frequency Angle Grinder HGC-603 and HGC-2700
Global Export Note: When exporting to other countries and regions, we will make corresponding changes according to the local power grid electricity standards for our equipment and tool. Please contact us to confirm the details in advance.
  • High Frequency Angle Grinder (HGC-603) with Grinding Wheel
  • High Frequency Angle Grinder (HGC-2700) with Grinding Wheel
  • High Frequency Angle Grinder (HGC-603)
  • High Frequency Angle Grinder (HGC-2700)
  • Description

  • Cautions

  • Electrical Symbol

Overview: The Global Solution for 180mm Grinding

Manufactured by Japan's FUJI KOSOKU, a global leader in power tool production, the HGC-603/2700 Series is engineered to redefine heavy-duty grinding efficiency.

Globally, manufacturers of high-frequency angle grinders are extremely limited. Most only produce straight grinders. Suppliers offering 180mm-compatible high-frequency angle grinders are even rarer: with major brands like FEIN discontinuing production and BOSCH offering minimal output, FUJI KOSOKU stands as the premier manufacturer filling this critical market gap. The HGC-603/2700 is the robust solution industrial users have been searching for.

Fuji High Frequency Grinder used for heavy steel grinding

Why Choose Fuji High Frequency?

Non-Dropping Speed Technology:

Standard electric grinders lose significant speed (RPM) when pressed hard against steel, reducing efficiency. As shown in the performance curve, FUJI High-Frequency tools maintain constant rotation speed even under heavy load.

This results in consistent cutting power, longer abrasive life, and reduced operator fatigue.

Speed dropping curve: Fuji vs Standard Grinder

Model Selection: 180mm Series

1. HGC-603 (Lightweight Type)

Agility Focused

Designed for operators who need mobility without sacrificing 180mm wheel capacity. Ideal for overhead work or confined spaces.

Dimensions of HGC-603 Specs of HGC-603

2. HGC-2700 / 2700L (Super Powerful)

Heavy Duty 2700W

The flagship powerhouse. With 2700W power consumption, this model is specifically suited for heavy grinding applications in foundries and shipyards where material removal rate is the priority.

Dimensions of HGC-2700 Specs of HGC-2700

Quick Specification Comparison

ModelClassificationWheel SizeFrequencyPower Cons.WeightCable
HGC-603Lightweight180 mm250 Hz950WLight Type5m
HGC-2700High Power180 mm250 Hz2700 WHeavy Duty5m
⚠️ Power Supply Requirement:
These tools operate at 250Hz / 200V. They require a High Frequency Generator (FG-505NE/605NE). Do not plug into standard wall outlets.

Accessories Included: Wheel, Spanner, Side Handle.

Secure your reliable, high-performance grinding solution today. As other brands exit the market, Fuji Kosoku remains your trusted partner. Contact Us for procurement, customization, and bulk ordering options.

Frequently Asked Questions

Q: Why is it hard to find 180mm High Frequency Angle Grinders?

A: Many global manufacturers like Fein have discontinued these niche models. Fuji Kosoku continues to manufacture the HGC-603/2700 series to support heavy industries that rely on the efficiency of 180mm high-frequency grinding.

Q: What is the difference between HGC-603 and HGC-2700?

A: The HGC-603 is designed to be lightweight for easier handling and maneuverability, while the HGC-2700 offers maximum power (2700W) for the heaviest grinding tasks where weight is less of a concern.

FUJI Industrial Quality & Safety Protocols

Fuji products are manufactured following strict Japanese standard process requirements. Every wheel is engineered to meet or exceed JIS (Japanese Industrial Standards), such as JIS R 6242 and B 4051. Our core engineering logic prioritizes maximum operator protection by maintaining safety factors and burst speed capabilities that often surpass the highest industry benchmarks.

Standard RegionSafety Factor (Burst Multiplier)Safety Logic & Benchmark
FUJI (High Precision)> 2.0xEngineered to exceed JIS requirements for maximum reliability.
Japan (JIS R 6242)2.0xExtreme Safety: A wheel rated at 80m/s must withstand a 160m/s burst test.
Europe (EN 12413)$1.73xRisk Balanced: Provides high safety redundancy for most industrial apps.
USA (ANSI B7.1)1.5xEfficiency Focused: Relies on machine guarding and operational procedures.

⚠️ Essential Safety Cautions & Operational Integrity

  • 1. RPM Compliance: Never exceed the maximum R.P.M. specified on the wheel. Using the sides of the wheels for grinding is strictly prohibited, as it compromises the structural integrity of the abrasive bond.
  • 2. Mandatory Idling: Allow the tool to idle for one minute before beginning work. If a new wheel has been mounted, an idle run of three minutes is required to ensure dynamic stability.
  • 3. Workpiece Stability: All materials must be securely fastened. Improperly secured workpieces can lead to vibration, wheel binding, and unsafe kickback forces.
  • 4. Arbor Hole Integrity: Do not modify or enlarge the metal center of the arbor hole. A proper fit is critical; a mismatched arbor causes eccentric rotation and dangerous vibration levels.
  • 5. PPE Requirements: Industrial-grade face and eye protection are mandatory at all times. Ensure all protective gear meets local safety compliance standards.
  • 6. Guard Protection: Protection guards are designed to contain fragments in the unlikely event of a wheel failure. Never operate tools or machinery with guards removed.

Applications of Abrasives & Usage Notes

Abrasive Selection Guide

FUJI Abrasive Selection Table

Selection of grains (A, WA, AZ, etc.) based on material hardness and grinding precision.

Warning Symbol Interpretation

FUJI Usage Symbols and Cautions

Standardized safety icons for safe operation and protection guard usage.

Professional Export & Maintenance Insight

When deploying Fuji high-performance tools in overseas markets, ensure that the regional power grid frequency and voltage match the tool specifications. To maintain the superior burst speed safety of Fuji wheels, store abrasives in a dry, temperate environment. Humidity can degrade the resin bond, potentially lowering the wheel’s resistance to centrifugal forces.

🛡️ Electrical Appliance & Safety Compliance

This product strictly complies with the Electrical Appliance and Material Safety Technology Standards (Noise Countermeasures), revised under the Ministry of Economy, Trade and Industry (METI) Ordinance No. 57.

*Official Enforcement Date: April 1, 2013. This ensures maximum electromagnetic compatibility (EMC) and operational stability in industrial environments.

How to Read Operational & Safety Symbols

Fuji Tool Safety Symbols Chart

Key Safety Indicators:

  • Double Insulation: Marked by the "square-in-a-square" symbol, indicating no grounding is required for safe operation.
  • Noise Suppression: Compliance with Ordinance No. 57 prevents interference with other electronic equipment.
  • Mandatory PPE: Visual cues for hearing, eye, and respiratory protection.

Professional Note: For global industrial procurement, these Japanese METI standards ensure that Fuji tools meet high-level noise reduction requirements, critical for precision workshops across Europe and North America.