4-40 H1 3 Flute Screw Thread Insert (STI) Bottom Hand Tap

SKU 415-7359

4-40 H1 3 Flute Screw Thread Insert (STI) Bottom Hand Tap

Availability In stock

Shipping Ups Ground

SKU 415-7359
tap category Screw Thread Insert Taps
Brand Made in USA
Shank Diameter 0.141
thread size 4-40
thread standard UNC
chamfer style bottom
ground thread limit H1
Material HSS
finish coating uncoated
Number of Flutes 2
overall length 1-7/8
thread length 9/16
square size 0.110
Square Length 3/16
Full Details

Product Spotlight

Application  Steels, Steel Alloys and variety of non-ferrous materials
 Cutting Application
 Produces threads for Screw Thread Inserts only

  • Made from high speed steel with ground threads
  • Straight flute, right hand cut, square drive shank
  • Bright finish
  • Produces threads for helical coil wire screw thread inserts only
  • Oversized so that the thread produced accepts a helical wire screw thread insert of the same nominal size and pitch
  • 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.