Spiral Fluted Semi-Bottoming - ANSI Threads

Spiral Fluted Semi-Bottoming - ANSI Threads

Atlas High Performance Spiral Fluted Semi-Bottoming - ANSI Thread Taps

Spiral Flute Semi Bottoming - ANSI Threads - High Vanadium Powdered Metal

  • Best used for blind hole tapping applications
  •  Optimized for steel, steel alloys, stainless steels, and a variety of other steels up to 32 Rc
  • Steam Oxide finish provides decreased galling and increased lubricity in low carbon steels and gummy materials  
  • Features a 2 -2 1/2 thread chamfer
  • Semi-bottoming 45° helix
  • 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

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  • Size OAL H Limit # of Flutes Coating In Stock Sku Price Quantity
    5/8-11 3-13/16 H3 4 ALTiN 11
    A55164
    $115.49
  • 5/8-18 3-13/16 H3 4 ALTiN 24
    A55165
    $115.49
  • 3/4-10 4-1/4 H3 4 Uncoated 57
    A55147
    $121.10
  • 3/4-10 4-1/4 H3 4 STEAM OXIDE 25
    A55185
    $129.55
  • 3/4-10 4-1/4 H3 4 ALTiN 4
    A55166
    $114.78
  • 3/4-16 4-1/4 H3 4 STEAM OXIDE 28
    A55186
    $129.55
  • 3/4-16 4-1/4 H3 4 ALTiN 3
    A55167
    $135.94
  • Total: items /

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