Self Drilling screws - are designed to have a drill-shaped point for use with metal, without having to drill a pilot hole beforehand.

  •     Carbon Steel (C1022)
  •     Ruspert plated - complies with AS3566 Class 4
  •     Countersunk Head - Square #3 Drive
  •     12G screws - 5.5mm
  •     24TPI - Fine thread - Fully thread
  •     50mm Lenght
  •     #5 drill point (Extended) -  Drill Capacity Steel  up to12mm - (S500 screws)

Pack Qty:  500pcs/pack    Bulk=7pack=3,500pcs


  • For heavy duty purpose
  • Metal deck to structural steel or bar joist
  • Clip to structural or bar joist
  • Longer length fasteners for sheet applications

Fine thread are designed for drive into thicker Metal. Fine threading has a higher tensile strength than coarse threading

Class 4 Screws

  • Suitable for external use in heavy industrial or severe marineenvironments.
  • Heavy industrial environments refer to atmosphere with medium pollution from industry.
  • Severe marine environments refer to coastal areas with high airborne salinity.
  • Corrosivity as classified in accordance with AS 3566-2002, 5.4 and ISO 9223.
Barcode # 9352988060387
Unit Of Measure 500

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