INTRODUCING OUR NEW RANGE // Screw-Tite® Multi-Purpose Woodscrews


STI-Threading tools

STI machine taps and STI fluteless machine taps are special threading tools for producing of internal threads for wire-thread-inserts. The STI threading tools are available in the following variations:

  • Short machine taps (Form D)
  • HSS-G Hand taps (set of 2 pieces)
  • Combined machine taps and fluteless machine taps
  • Machine taps for through and blind holes
  • Hex Taps
  • Second Lead Taps