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Square Drive Self Drilling Screws

  • Features the Positive Square Drive – with increased torque and less slippage than Phillips Drive
  • Wings create a clearance hole thru timber and drilling tip will drill thru steel purlins up to 2.6mm
  • Available in Galvanised, Bi-metal and 550 Stainless Steel
  • 6 Nibs under head for effective self-embedment

NOTE: Galvanised Self drillers are not suitable for fixing Treated lumber, especially Treated Pine Decking in coastal environments. For these applications we recommend the use of Stainless Steel fasteners.

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