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All Products  ➞ Threaded Inserts ➞ PowerCoil® ➞ STI Taps ➞ Straight Flute Taps ➞ NPT

1" x 11.5 STI NPT Taper HSS Tap

Part Number:3552-1T
Brand:PowerCoil
Barcode:9326518016601
Diameter (inch):1
Lead:Taper
Length (mm):95
Pitch (tpi):11.5
TPI:11.5

About this item:
  • 1" x 11.5 STI NPT Taper HSS Tap
  • National Pipe Taper
  • HSS Taper Lead 3B Tolerance Screw Thread Insert (STI) Tap.
  • PowerCoil wire thread inserts are installed into oversize tapped holes.
  • Only PowerCoil STI (Screw Thread Insert) Taps are suitable for use with PowerCoil Wire Thread Inserts.
  • STI Taps have a larger diameter, than standard taps, but the same pitch to accommodate the wire thread insert.
  • Once the insert is installed in the tapped hole it creates the desired internal thread tolerance for the installed bolt or stud.
  • Taper Taps have a lead of eight threads and are used as a starting tap in difficult or high precision holes.