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
  • Size (D1) Shank Dia (D2) Flute Length (L2) OAL (L1) # of Flutes Coating Cut Type In Stock Sku Price Quantity
    3 2-1/2 4 7-5/8 8 TiN Non Center Cutting Call
    A61376
    $324.89
  • 3 2-1/2 5 8-5/8 8 TiN Non Center Cutting Call
    A61380
    $380.82
  • 3 2-1/2 6 9-5/8 8 TiN Non Center Cutting Call
    A61384
    $422.00
  • 3 2-1/2 8 11-5/8 8 TiN Non Center Cutting Call
    A61388
    $519.14
  • 3 2-1/2 4 7-5/8 6 TiN Non Center Cutting Call
    A61392
    $332.52
  • 3 2-1/2 5 8-5/8 6 TiN Non Center Cutting Call
    A61396
    $375.66
  • 3 2-1/2 6 9-5/8 6 TiN Non Center Cutting Call
    A61400
    $431.56
  • 3 2-1/2 8 11-5/8 6 TiN Non Center Cutting Call
    A61404
    $530.32
  • 3 2-1/2 10 13-5/8 8 TiCN Non Center Cutting Call
    A61366
    $710.41
  • 3 2-1/2 12 15 8 TiCN Non Center Cutting Call
    A61370
    $773.86
  • 3 2-1/2 4 7-5/8 8 TiCN Non Center Cutting Call
    A61374
    $360.40
  • 3 2-1/2 5 8-5/8 8 TiCN Non Center Cutting Call
    A61378
    $426.90
  • 3 2-1/2 6 9-5/8 8 TiCN Non Center Cutting Call
    A61382
    $474.79
  • 3 2-1/2 8 11-5/8 8 TiCN Non Center Cutting Call
    A61386
    $586.32
  • 3 2-1/2 4 7-5/8 6 TiCN Non Center Cutting Call
    A61390
    $368.03
  • 3 2-1/2 5 8-5/8 6 TiCN Non Center Cutting Call
    A61394
    $421.73
  • 3 2-1/2 6 9-5/8 6 TiCN Non Center Cutting Call
    A61398
    $484.35
  • 3 2-1/2 8 11-5/8 6 TiCN Non Center Cutting Call
    A61402
    $597.50
  • 3 2-1/2 10 13-5/8 8 TiALN Non Center Cutting Call
    A61367
    $749.76
  • 3 2-1/2 12 15 8 TiALN Non Center Cutting Call
    A61371
    $819.71
  • 3 2-1/2 4 7-5/8 8 TiALN Non Center Cutting Call
    A61375
    $378.15
  • 3 2-1/2 5 8-5/8 8 TiALN Non Center Cutting Call
    A61379
    $449.93
  • 3 2-1/2 6 9-5/8 8 TiALN Non Center Cutting Call
    A61383
    $501.17
  • 3 2-1/2 8 11-5/8 8 TiALN Non Center Cutting Call
    A61387
    $619.93
  • 3 2-1/2 4 7-5/8 6 TiALN Non Center Cutting Call
    A61391
    $385.79
  • 3 2-1/2 5 8-5/8 6 TiALN Non Center Cutting Call
    A61395
    $444.77
  • 3 2-1/2 6 9-5/8 6 TiALN Non Center Cutting Call
    A61399
    $510.73
  • 3 2-1/2 8 11-5/8 6 TiALN Non Center Cutting Call
    A61403
    $631.10
  • 3 2-1/2 4 7-5/8 6 Uncoated Center Cutting Call
    A61353
    $295.99
  • 3 2-1/2 6 9-5/8 6 Uncoated Center Cutting Call
    A61357
    $360.59
  • 3 2-1/2 8 11-5/8 6 Uncoated Center Cutting Call
    A61361
    $430.56
  • 3 2-1/2 4 7-5/8 6 TiN Center Cutting Call
    A61356
    $367.01
  • 3 2-1/2 6 9-5/8 6 TiN Center Cutting Call
    A61360
    $466.16
  • 3 2-1/2 8 11-5/8 6 TiN Center Cutting Call
    A61364
    $564.93
  • 3 2-1/2 4 7-5/8 6 TiCN Center Cutting Call
    A61354
    $402.53
  • 3 2-1/2 6 9-5/8 6 TiCN Center Cutting Call
    A61358
    $518.96
  • 3 2-1/2 8 11-5/8 6 TiCN Center Cutting Call
    A61362
    $632.12
  • 3 2-1/2 4 7-5/8 6 TiALN Center Cutting Call
    A61355
    $420.28
  • 3 2-1/2 6 9-5/8 6 TiALN Center Cutting Call
    A61359
    $545.34
  • 3 2-1/2 8 11-5/8 6 TiALN Center Cutting Call
    A61363
    $665.70
  • Total: items /

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