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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Call Customer Service at 908-98-ATLAS or email: Sales@atlascuttingtools.com
  • Compare SKU Vendor Size Shank Diameter Overall Length H Limit D Limit NC / NF Square Size Square Length Thread Length Number of Lube Grooves Number of Flutes Style Material Coating In Stock Price Quantity
    A78284 ACT 3/4-10 0.5900 4-1/4 H3 4 Spiral Fluted Powdered Metal ALTiN Available to Order*
    $165.04
  • A78285 ACT 3/4-16 0.5900 4-1/4 H3 4 Spiral Fluted Powdered Metal ALTiN Available to Order*
    $129.46
  • A78424 ACT 3/4-16 0.5900 4-1/4 H3 4 Spiral Fluted Powdered Metal TiCN Available to Order*
    $94.80
  • A78235 ACT 2-56 0.1410 1-3/4 H2 2 Spiral Fluted Powdered Metal ALTiN Available to Order*
    $36.81
  • A78245 ACT 2-56 0.1410 1-3/4 H2 2 Spiral Fluted Powdered Metal TiCN Available to Order*
    $29.31
  • A78286 ACT 2-56 0.1410 1-3/4 H2 2 Spiral Fluted Powdered Metal STEAM-OXIDE Available to Order*
    $27.50
  • A78341 ACT 2-56 0.1410 1-3/4 H2 2 Spiral Fluted Powdered Metal Uncoated Available to Order*
    $25.72
  • A55130 ACT 4-40 0.141 1-7/8 H2 2 Spiral Fluted Powdered Metal Uncoated 25
    $27.01
  • A55149 ACT 4-40 0.141 1-7/8 H2 2 Spiral Fluted Powdered Metal ALTiN 15
    $38.68
  • A55168 ACT 4-40 0.141 1-7/8 H2 2 Spiral Fluted Powdered Metal STEAM OXIDE 9
    $28.86
  • A78246 ACT 4-40 0.1410 1-7/8 H2 3 Spiral Fluted Powdered Metal TiCN Available to Order*
    $36.81
  • A55131 ACT 6-32 0.141 2 H3 2 Spiral Fluted Powdered Metal Uncoated 100
    $27.01
  • A55150 ACT 6-32 0.141 2 H3 2 Spiral Fluted Powdered Metal ALTiN 20
    $38.68
  • A55169 ACT 6-32 0.141 2 H3 2 Spiral Fluted Powdered Metal STEAM OXIDE 87
    $28.86
  • A78247 ACT 6-32 0.1410 2 H3 3 Spiral Fluted Powdered Metal TiCN Available to Order*
    $36.81
  • A55132 ACT 8-32 0.168 2-1/8 H3 3 Spiral Fluted Powdered Metal Uncoated 60
    $27.01
  • A55151 ACT 8-32 0.168 2-1/8 H3 3 Spiral Fluted Powdered Metal ALTiN 8
    $38.68
  • A55170 ACT 8-32 0.168 2-1/8 H3 3 Spiral Fluted Powdered Metal STEAM OXIDE 52
    $28.86
  • A78248 ACT 8-32 0.1680 2-1/8 H3 3 Spiral Fluted Powdered Metal TiCN Available to Order*
    $36.81
  • A55133 ACT 10-24 0.194 2-3/8 H3 3 Spiral Fluted Powdered Metal Uncoated 69
    $27.01
  • A55134 ACT 10-32 0.194 2-3/8 H3 3 Spiral Fluted Powdered Metal Uncoated 100
    $27.01
  • A55152 ACT 10-24 0.194 2-3/8 H3 3 Spiral Fluted Powdered Metal ALTiN 10
    $38.68
  • A55153 ACT 10-32 0.194 2-3/8 H3 3 Spiral Fluted Powdered Metal ALTiN 16
    $38.68
  • A55171 ACT 10-24 0.194 2-3/8 H3 3 Spiral Fluted Powdered Metal STEAM OXIDE 4
    $29.03
  • A55172 ACT 10-32 0.194 2-3/8 H3 3 Spiral Fluted Powdered Metal STEAM OXIDE 31
    $29.03
  • A78249 ACT 10-24 0.1940 2-3/8 H3 3 Spiral Fluted Powdered Metal TiCN Available to Order*
    $30.31
  • A78250 ACT 10-32 0.1940 2-3/8 H3 3 Spiral Fluted Powdered Metal TiCN Available to Order*
    $36.81

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

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