4 Flute Metric (Non CC)

4 Flute Metric (Non CC)

Atlas HSS 4 Flute End Mill Metric

HSS End Mill - 4 Flute - 30° Helix - Metric

  • 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
    A68199 HTC Tool 20MM 3/4 1-7/8 4-1/8 30° 4 TiALN Available to Order*
    $51.45
  • A68258 HTC Tool 21MM 7/8 1-7/8 4-1/8 30° 4 TiCN Available to Order*
    $49.97
  • A68259 HTC Tool 21MM 7/8 1-7/8 4-1/8 30° 4 TiALN Available to Order*
    $53.01
  • A68266 HTC Tool 22MM 7/8 1-7/8 4-1/8 30° 4 TiCN Available to Order*
    $51.02
  • A68267 HTC Tool 22MM 7/8 1-7/8 4-1/8 30° 4 TiALN Available to Order*
    $54.09
  • A68326 HTC Tool 23MM 7/8 1-7/8 4-1/8 30° 4 TiCN Available to Order*
    $54.36
  • A68327 HTC Tool 23MM 7/8 1-7/8 4-1/8 30° 4 TiALN Available to Order*
    $57.48
  • A68334 HTC Tool 24MM 7/8 1-7/8 4-1/8 30° 4 TiCN Available to Order*
    $55.81
  • A68335 HTC Tool 24MM 7/8 1-7/8 4-1/8 30° 4 TiALN Available to Order*
    $58.94
  • A68336 HTC Tool 24MM 7/8 1-7/8 4-1/8 30° 4 TiN Available to Order*
    $49.58
  • A68390 HTC Tool 25MM 1 2 4-1/2 30° 4 TiCN Available to Order*
    $55.81
  • A68391 HTC Tool 25MM 1 2 4-1/2 30° 4 TiALN Available to Order*
    $58.94
  • A68392 HTC Tool 25MM 1 2 4-1/2 30° 4 TiN Available to Order*
    $49.58

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

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