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
    A76708 ACT 3/4 3/4 1-5/8 5.6250 30° 4 Uncoated 13
    $107.20
  • A68359 HTC Tool 25/32 7/8 1-7/8 6-1/8 30° 4 TiALN Available to Order*
    $101.20
  • A67831 HTC Tool 13/16 7/8 1-7/8 6-1/8 30° 4 TiALN Available to Order*
    $101.20
  • A68411 HTC Tool 27/32 7/8 1-7/8 6-1/8 30° 4 TiALN Available to Order*
    $101.20
  • A76709 ACT 7/8 7/8 1-7/8 6-1/8 30° 4 Uncoated 15
    $125.75
  • A68465 HTC Tool 29/32 1 1-7/8 6-3/8 30° 4 Uncoated Available to Order*
    $102.90
  • A68468 HTC Tool 29/32 1 1-7/8 6-3/8 30° 4 TiN Available to Order*
    $118.42
  • A67985 HTC Tool 15/16 1 1-7/8 6-3/8 30° 4 Uncoated Available to Order*
    $102.90
  • A67988 HTC Tool 15/16 1 1-7/8 6-3/8 30° 4 TiN Available to Order*
    $118.42
  • A68529 HTC Tool 31/32 1 1-7/8 6-3/8 30° 4 Uncoated Available to Order*
    $102.90
  • A68532 HTC Tool 31/32 1 1-7/8 6-3/8 30° 4 TiN Available to Order*
    $118.42
  • A60823 HTC Tool 1 1 1-7/8 6-3/8 30° 4 TiALN Available to Order*
    $101.86

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

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