1/2" NPTF

  1/2"  NPTF  Tap - Taper Threads.
 
  14 tpi Standard NPT pitch.
  NPT  "Fuel" Threading, more precision threads then NPT and designed to seal direct without PTFE tape / sealant.
  80mm Overall, 40mm Flutes, 17.4mm Shank and 13mm Square Drive.
  4 Flutes and Centred Both Ends. 
 
  Genuine Sherwood, made in UK. New and Boxed.