Countersunk Wings Screws

Countersunk Wings Screws


Countersunk Wing is ideal for fixing wood to steel sections. The Wings drill a clearance hole through the wood, then break off as the cutting point bites into the steel.


  • Wood mansard to steel frames
  • Plywood fascia to steel frames
  • Plywood roof and floor sheet to steel frames


  • Large bearing surface ideal for plywood
  • Flat head design countersunk and seats flush in wood
  • Aluminium/Steel washer
  • Special winged fasteners ream a hole in wood preventing thread engagement during drilling