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Backer-On



  • Gimlet point starts easily in denser boards – no pre-drilling necessary.
  • #2 square drive prevents bit from slipping.
  • Special ribs under the head countersink into material for flush seating.
  • Serrated thread design reduces installation torque and provides superior holding power.
  • Corrosion resistant finish prevents unsightly rust from bleeding into tile.
  • Gimlet point starts easily in denser boards – no pre-drilling necessary.
  • #2 square drive prevents bit from slipping.
  • Special ribs under the head countersink into material for flush seating.
  • Serrated thread design reduces installation torque and provides superior holding power.
  • Corrosion resistant finish prevents unsightly rust from bleeding into tile.
  • Conforms with ANSI A108 for cement board attachment


  • Specifically designed and recommended for use with HARDIBACKER ® fiber-cement backerboard
  • Bathtub / Shower
  • Countertops
  • Floors
  • Sink backsplash

Using square drive bit, begin driving Backer-On into cement board.

Gimlet-point drills hole through cement board and wood/light gauge steel.

Special rib design under screw heads countersinks Backer-On for flush finish.
Hardiebacker is a registered trademark of James Hardie Research Pty. Limited. ACN 066 114 092

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