HSS Tap UNC Bottoming 1/2x13 UNCHB12

  • Sale
  • Regular price $50.39
Tax included.


BOTTOMING taps have a lead of two threads and are used when tapping blind holes. Usually preceded by a taper or intermediate tap. Alpha bottoming taps can be identified by their plain shaft, they have no rings on the shaft near the driving square.

  • Diameter: 1/2mm
  • Pitch: 13mm
  • Overall length: 75mm
  • Shaft Diameter: 9mm
  • Drive Square: 7mm
  • Tapping Drill Size: 10.75mm