4 & 6 Flute HD

4 & 6 Flute HD

Atlas HSS 4 Flute End Mill HD

HSS End Mill - 4 Flute HD - 30° Helix

  • Offered in stub, regular, long, and
    extra long length styles 
  • TiN coating is used in applications with lower cutting speeds than TiCN and ALTiN but often improves the tool’s lifetime by a factor of three or more. Typically used for in wide range of materials including iron based, hardened steels, and stainless steels.
  • Made in the USA
  • TiCN coating is a general purpose coating that offers improved wear resistance to abrasive, adhesive, or difficult to machine materials such as cast iron, aluminum alloys, steels, copper and more. 
  • ALTIN is a high performance coating for milling, tapping and drilling in stainless steels, carbon steels, alloy steels, titanium and cast iron. This coating is extremely heat resistant and can be used with or without coolant. 

Speeds and Feed Info

Have a question or need help?

Call Customer Service at 908-98-ATLAS or email: Sales@atlascuttingtools.com
  • Compare SKU Vendor Size (D1) Shank Diameter (D2) Flute Length (L2) Reach (L3) Overall Length (L1) Length Type Corner Radius (R) Included Angle Taper Angle Helix Angle Number of Flutes Weldon Flats Flats Coating In Stock Price Quantity
    A61242 HTC Tool 2 2 12 15-3/4 30° 6 TiCN Available to Order*
    $543.60
  • A61243 HTC Tool 2 2 12 15-3/4 30° 6 TiALN Available to Order*
    $580.37
  • A62724 HTC Tool 2-1/2 2-1/2 10 14 30° 6 TiN Available to Order*
    $589.82
  • A62728 HTC Tool 2-1/2 2-1/2 12 16 30° 6 TiN Available to Order*
    $689.65
  • A62740 HTC Tool 2-1/2 2-1/2 8 12 30° 6 TiN Available to Order*
    $527.38
  • A62752 HTC Tool 2-1/2 2-1/2 8 12 30° 4 TiN Available to Order*
    $520.94
  • A62718 HTC Tool 2-1/2 2 8 11-5/8 30° 6 TiCN Available to Order*
    $592.32
  • A62734 HTC Tool 2-1/2 2-1/2 6 10 30° 6 TiCN Available to Order*
    $518.27
  • A62738 HTC Tool 2-1/2 2-1/2 8 12 30° 6 TiCN Available to Order*
    $620.55
  • A62750 HTC Tool 2-1/2 2-1/2 8 12 30° 4 TiCN Available to Order*
    $614.09
  • A62762 HTC Tool 2-1/2 2 8 11-5/8 30° 4 TiCN Available to Order*
    $543.57
  • A62715 HTC Tool 2-1/2 2 6 9-5/8 30° 6 TiALN Available to Order*
    $534.61
  • A62719 HTC Tool 2-1/2 2 8 11-5/8 30° 6 TiALN Available to Order*
    $635.23
  • A62735 HTC Tool 2-1/2 2-1/2 6 10 30° 6 TiALN Available to Order*
    $556.27
  • A62739 HTC Tool 2-1/2 2-1/2 8 12 30° 6 TiALN Available to Order*
    $667.15
  • A62747 HTC Tool 2-1/2 2-1/2 6 10 30° 4 TiALN Available to Order*
    $549.69
  • A62751 HTC Tool 2-1/2 2-1/2 8 12 30° 4 TiALN Available to Order*
    $660.68
  • A62759 HTC Tool 2-1/2 2 6 9-5/8 30° 4 TiALN Available to Order*
    $534.47
  • A62763 HTC Tool 2-1/2 2 8 11-5/8 30° 4 TiALN Available to Order*
    $586.49
  • A62672 HTC Tool 2-1/2 2-1/2 10 14 30° 6 TiN Available to Order*
    $621.39
  • A62684 HTC Tool 2-1/2 2-1/2 8 12 30° 6 TiN Available to Order*
    $565.55
  • A62692 HTC Tool 2-1/2 2-1/2 6 10 30° 4 TiN Available to Order*
    $518.87
  • A62696 HTC Tool 2-1/2 2-1/2 8 12 30° 4 TiN Available to Order*
    $597.12
  • A62708 HTC Tool 2-1/2 2 8 11-5/8 30° 4 TiN Available to Order*
    $582.40
  • A62666 HTC Tool 2-1/2 2 6 9-5/8 30° 6 TiCN Available to Order*
    $538.80
  • A62682 HTC Tool 2-1/2 2-1/2 8 12 30° 6 TiCN Available to Order*
    $658.72
  • A62690 HTC Tool 2-1/2 2-1/2 6 10 30° 4 TiCN Available to Order*
    $594.88
  • A62702 HTC Tool 2-1/2 2 6 9-5/8 30° 4 TiCN Available to Order*
    $569.13
  • A62706 HTC Tool 2-1/2 2 8 11-5/8 30° 4 TiCN Available to Order*
    $668.22
  • A62667 HTC Tool 2-1/2 2 6 9-5/8 30° 6 TiALN Available to Order*
    $572.49
  • A62687 HTC Tool 2-1/2 2-1/2 4 8 30° 4 TiALN Available to Order*
    $513.37
  • A62691 HTC Tool 2-1/2 2-1/2 6 10 30° 4 TiALN Available to Order*
    $632.89
  • A62703 HTC Tool 2-1/2 2 6 9-5/8 30° 4 TiALN Available to Order*
    $602.85
  • A61365 HTC Tool 3 2-1/2 10 13-5/8 30° 8 Uncoated Available to Order*
    $605.86
  • A61369 HTC Tool 3 2-1/2 12 15 30° 8 Uncoated Available to Order*
    $637.16
  • A61384 HTC Tool 3 2-1/2 6 9-5/8 30° 8 TiN Available to Order*
    $539.05
  • A61388 HTC Tool 3 2-1/2 8 11-5/8 30° 8 TiN Available to Order*
    $663.14
  • A61400 HTC Tool 3 2-1/2 6 9-5/8 30° 6 TiN Available to Order*
    $551.26
  • A61404 HTC Tool 3 2-1/2 8 11-5/8 30° 6 TiN Available to Order*
    $677.42
  • A61378 HTC Tool 3 2-1/2 5 8-5/8 30° 8 TiCN Available to Order*
    $545.31
  • A61382 HTC Tool 3 2-1/2 6 9-5/8 30° 8 TiCN Available to Order*
    $606.48
  • A61394 HTC Tool 3 2-1/2 5 8-5/8 30° 6 TiCN Available to Order*
    $538.70
  • A61398 HTC Tool 3 2-1/2 6 9-5/8 30° 6 TiCN Available to Order*
    $618.69
  • A61379 HTC Tool 3 2-1/2 5 8-5/8 30° 8 TiALN Available to Order*
    $574.73
  • A61383 HTC Tool 3 2-1/2 6 9-5/8 30° 8 TiALN Available to Order*
    $640.17
  • A61395 HTC Tool 3 2-1/2 5 8-5/8 30° 6 TiALN Available to Order*
    $568.13
  • A61399 HTC Tool 3 2-1/2 6 9-5/8 30° 6 TiALN Available to Order*
    $652.40
  • A61361 HTC Tool 3 2-1/2 8 11-5/8 30° 6 Uncoated Available to Order*
    $549.99
  • A61360 HTC Tool 3 2-1/2 6 9-5/8 30° 6 TiN Available to Order*
    $595.47
  • A61354 HTC Tool 3 2-1/2 4 7-5/8 30° 6 TiCN Available to Order*
    $514.17
  • A61358 HTC Tool 3 2-1/2 6 9-5/8 30° 6 TiCN Available to Order*
    $662.91
  • A61355 HTC Tool 3 2-1/2 4 7-5/8 30° 6 TiALN Available to Order*
    $536.85

* Lead times can vary from 1–10 business days. Call (908) 98-ATLAS or email sales@atlascuttingtools.com for details.

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