4-40 H2 2 Flute Semi Bottoming Fast Spiral Flute Tap

SKU 415-7034

4-40 H2 2 Flute Semi Bottoming Fast Spiral Flute Tap

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SKU 415-7034
tap category Spiral Flute Taps
Brand Made in USA
Shank Diameter 0.141
thread size 4-40
thread standard UNC
chamfer style semi bottoming
ground thread limit H2
Material HSS
finish coating uncoated
Number of Flutes 2
thread length 9/16
square size 0.110
Square Length 3/16
Full Details

Product Spotlight

Application  Copper, Brass, Aluminum and other soft Ductile materials, Plastics
 Cutting Application
 Blind Hole General Purpose Tapping

  • Made from high speed steel with ground threads
  • 52 Degree Helix Angle - Semi Bottoming with 2 - 2.5 Thread Chamfer
  • Right hand cut, square drive shank
  • Bright finish
  • Can be used for plug or bottoming applications and allows threading close to bottom in blind holes
  • Spiral flute draws chips out of a relatively deep holes 
  • Slightly longer chamfer distributes cutting over greater number of teeth for increase production
  • 100% Made in USA


UPS 2nd Day Air Service at UPS ground rate when your entire order only includes USA made cutting tools (end mills, drills, tap & dies, thread mills, burs, reamers).  Please look for this UPS logo on qualifying items.  Offer only applies to orders shipping within the 48 continental United States and is not valid on previous orders.  Order by 5pm EST and we will ship out the same day.