CGS Tool Hi-Velocity (HV) Series

Speed, Precision, and Maximum Efficiency | CGS Tool

The Hi-Velocity Series from CGS Tool is engineered for shops that demand ultra-fast machining speeds without sacrificing accuracy or tool life. Built from premium solid carbide, this series is designed to dominate high-speed milling applications with consistent, repeatable performance.

Featuring advanced geometries for efficient chip evacuation and coatings that reduce heat and wear, the Hi-Velocity Series delivers outstanding results across a wide range of materials—including aluminum, steels, titanium, and hardened alloys.

Why Choose the Hi-Velocity Series?

  • High-Speed Design – Optimized geometries for rapid material removal at aggressive feeds and speeds.
  • Stable & Accurate – Engineered for superior balance and reduced vibration, even in extreme machining environments.
  • Extended Tool Life – Premium carbide substrate and advanced coatings minimize wear and increase efficiency.
  • Versatility Across Materials – Effective performance in aluminum, steels, stainless, titanium, and alloys.
  • Made in the USA – Manufactured to strict quality standards for reliability and repeatability.

Hi-Velocity Series Applications

  • High-Speed Aluminum Milling – Exceptional chip evacuation for smooth, fast cutting.
  • Steel & Stainless Applications – Built to handle tough alloys at aggressive feed rates.
  • Titanium & Hardened Alloys – Rugged performance with excellent wear resistance.
  • Production Machining – Maximize efficiency with reduced cycle times in high-volume environments.

Take your machining to the next level with the CGS Tool Hi-Velocity Series—a high-performance end mill line designed for shops that prioritize speed, accuracy, and productivity.

  • HV240-4375

    Hi-Velocity "HV" Series

    HV240-4375

    DIA=7/16 - SHANK=7/16 - LOC=5/8 - OAL=2-1/2 - FLUTES=4 Flute - END STYLE=Square End - COATING=ALTiN - Radius=No-Solid Carbide End Mills | HV240 Series | 4 Flute | Square end | HV HI-VELOCITY | Variable helix and off set indexes reduce chatter and...

    $61.37
    Add to Cart
  • HV240-5003

    Hi-Velocity "HV" Series

    HV240-5003

    DIA=1/2 - SHANK=1/2 - LOC=5/8 - OAL=3 - FLUTES=4 Flute - END STYLE=Square End - COATING=ALTiN - Radius=No-Solid Carbide End Mills | HV240 Series | 4 Flute | Square end | HV HI-VELOCITY | Variable helix and off set indexes reduce chatter and harmonics to...

    $76.54
    Add to Cart
  • HV240-5004

    Hi-Velocity "HV" Series

    HV240-5004

    DIA=1/2 - SHANK=1/2 - LOC=5/8 - OAL=4 - FLUTES=4 Flute - END STYLE=Square End - COATING=ALTiN - Radius=No-Solid Carbide End Mills | HV240 Series | 4 Flute | Square end | HV HI-VELOCITY | Variable helix and off set indexes reduce chatter and harmonics to...

    $83.67
    Add to Cart
  • HV240-6250

    Hi-Velocity "HV" Series

    HV240-6250

    DIA=5/8 - SHANK=5/8 - LOC=3/4 - OAL=3 - FLUTES=4 Flute - END STYLE=Square End - COATING=ALTiN - Radius=No-Solid Carbide End Mills | HV240 Series | 4 Flute | Square end | HV HI-VELOCITY | Variable helix and off set indexes reduce chatter and...

    $145.82
    Add to Cart
  • HV240-7500

    Hi-Velocity "HV" Series

    HV240-7500

    DIA=3/4 - SHANK=3/4 - LOC=1 - OAL=3 - FLUTES=4 Flute - END STYLE=Square End - COATING=ALTiN - Radius=No-Solid Carbide End Mills | HV240 Series | 4 Flute | Square end | HV HI-VELOCITY | Variable helix and off set indexes reduce chatter and harmonics...

    $185.61
  • HV243-1250

    Hi-Velocity "HV" Series

    HV243-1250

    DIA=1/8 - SHANK=1/8 - LOC=3/16 - OAL=1-1/2 - FLUTES=4 Flute - END STYLE=Corner Radius - COATING=ALTiN - Radius=.015 -Solid Carbide End Mills | HV243 Series | 4 Flute | Radius end | HV HI-VELOCITY | Variable helix and off set indexes reduce...

    $21.02
  • HV243-1875

    Hi-Velocity "HV" Series

    HV243-1875

    DIA=3/16 - SHANK=3/16 - LOC=3/8 - OAL=2 - FLUTES=4 Flute - END STYLE=Corner Radius - COATING=ALTiN - Radius=.020 -Solid Carbide End Mills | HV243 Series | 4 Flute | Radius end | HV HI-VELOCITY | Variable helix and off set indexes reduce chatter...

    $24.67
    Add to Cart
  • HV243-2500

    Hi-Velocity "HV" Series

    HV243-2500

    DIA=1/4 - SHANK=1/4 - LOC=1/2 - OAL=2 - FLUTES=4 Flute - END STYLE=Corner Radius - COATING=ALTiN - Radius=.020 -Solid Carbide End Mills | HV243 Series | 4 Flute | Radius end | HV HI-VELOCITY | Variable helix and off set indexes reduce chatter...

    $31.26
    Add to Cart
  • HV243-3125

    Hi-Velocity "HV" Series

    HV243-3125

    DIA=5/16 - SHANK=5/16 - LOC=1/2 - OAL=2 - FLUTES=4 Flute - END STYLE=Corner Radius - COATING=ALTiN - Radius=.020 -Solid Carbide End Mills | HV243 Series | 4 Flute | Radius end | HV HI-VELOCITY | Variable helix and off set indexes reduce chatter...

    $42.02
    Add to Cart
  • HV243-3750

    Hi-Velocity "HV" Series

    HV243-3750

    DIA=3/8 - SHANK=3/8 - LOC=5/8 - OAL=2 - FLUTES=4 Flute - END STYLE=Corner Radius - COATING=ALTiN - Radius=.020 -Solid Carbide End Mills | HV243 Series | 4 Flute | Radius end | HV HI-VELOCITY | Variable helix and off set indexes reduce chatter...

    $51.78
    Add to Cart
  • HV243-4375

    Hi-Velocity "HV" Series

    HV243-4375

    DIA=7/16 - SHANK=7/16 - LOC=5/8 - OAL=2-1/2 - FLUTES=4 Flute - END STYLE=Corner Radius - COATING=ALTiN - Radius=.020 -Solid Carbide End Mills | HV243 Series | 4 Flute | Radius end | HV HI-VELOCITY | Variable helix and off set indexes reduce...

    $68.18
    Add to Cart
  • HV243-5000

    Hi-Velocity "HV" Series

    HV243-5000

    DIA=1/2 - SHANK=1/2 - LOC=5/8 - OAL=2-1/2 - FLUTES=4 Flute - END STYLE=Corner Radius - COATING=ALTiN - Radius=.030 -Solid Carbide End Mills | HV243 Series | 4 Flute | Radius end | HV HI-VELOCITY | Variable helix and off set indexes reduce...

    $83.59
    Add to Cart
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