4 Flute Standard

4 Flute Standard

Atlas Cobalt 4 Flute Double End Mill

Cobalt End Mill - 4 Flute - 30° Helix - Double End - Fractional

  • 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. 

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
    A68360 HTC Tool 25/32 7/8 1-7/8 6-1/8 30° 4 TiN Available to Order*
    $90.37
  • A68358 HTC Tool 25/32 7/8 1-7/8 6-1/8 30° 4 TiCN Available to Order*
    $97.63
  • A68359 HTC Tool 25/32 7/8 1-7/8 6-1/8 30° 4 TiALN Available to Order*
    $101.21
  • A67832 HTC Tool 13/16 7/8 1-7/8 6-1/8 30° 4 TiN Available to Order*
    $90.37
  • A67830 HTC Tool 13/16 7/8 1-7/8 6-1/8 30° 4 TiCN Available to Order*
    $97.63
  • A67831 HTC Tool 13/16 7/8 1-7/8 6-1/8 30° 4 TiALN Available to Order*
    $101.21
  • A68412 HTC Tool 27/32 7/8 1-7/8 6-1/8 30° 4 TiN Available to Order*
    $90.37
  • A68410 HTC Tool 27/32 7/8 1-7/8 6-1/8 30° 4 TiCN Available to Order*
    $97.63
  • A68411 HTC Tool 27/32 7/8 1-7/8 6-1/8 30° 4 TiALN Available to Order*
    $101.21
  • A67272 HTC Tool 7/8 7/8 1-7/8 6-1/8 30° 4 TiALN Available to Order*
    $87.41
  • A68446 HTC Tool 29/32 1 1-7/8 6-3/8 30° 4 TiCN Available to Order*
    $91.56
  • A68447 HTC Tool 29/32 1 1-7/8 6-3/8 30° 4 TiALN Available to Order*
    $95.44
  • A68465 HTC Tool 29/32 1 1-7/8 6-3/8 30° 4 Uncoated Available to Order*
    $102.90
  • A67958 HTC Tool 15/16 1 1-7/8 6-3/8 30° 4 TiCN Available to Order*
    $92.11
  • A67959 HTC Tool 15/16 1 1-7/8 6-3/8 30° 4 TiALN Available to Order*
    $95.97
  • A67985 HTC Tool 15/16 1 1-7/8 6-3/8 30° 4 Uncoated Available to Order*
    $102.90
  • A68510 HTC Tool 31/32 1 1-7/8 6-3/8 30° 4 TiCN Available to Order*
    $91.56
  • A68511 HTC Tool 31/32 1 1-7/8 6-3/8 30° 4 TiALN Available to Order*
    $95.44
  • A68529 HTC Tool 31/32 1 1-7/8 6-3/8 30° 4 Uncoated Available to Order*
    $102.90
  • A60824 HTC Tool 1 1 1-7/8 6-3/8 30° 4 TiN Available to Order*
    $90.23
  • A60822 HTC Tool 1 1 1-7/8 6-3/8 30° 4 TiCN Available to Order*
    $97.99
  • A60823 HTC Tool 1 1 1-7/8 6-3/8 30° 4 TiALN Available to Order*
    $101.88

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

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