• Metric Coarse.
• HSS Hand and Machine 4H5H Tolerance Screw Thread Insert (STI) Bottoming 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.
• Bottoming Taps have a lead of two threads and are used to ensure minimum thread run-out when tapping to the bottom of a blind hole.
• Bottoming Taps are typically preceded by the use of a Taper or Intermediate Tap.

Options

• 3520-5.00B
• 3520-6.00B
• 3520-8.00B

Options

• 3520-6.00B
• 3520-8.00B
• 3520-5.00B