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S-CSA HEX A4 Concrete screws, S-CSA

ETA-approved 8mm A4 concrete screw for cracked and non-cracked concrete

  • Self-tapping, stainless A4 screw anchors for push-through installations.
  • Requires a small drill hole diameter. No prescribed tightening torque.
  • No expansion forces allowing for small edge distances and spacings.
  • Fully removable.
  • A4 for indoor, outdoor and industrial use.

Technical features

Hexagon head with combined washer
Stainless steel, A4
Suitable conditions
Dry indoor / Humid indoor, rural outdoor / Outdoor


  • Facade scaffoldings
  • Temporary fixings
  • Seatings
  • Shelves
  • Cable racks
  • Handrails
  • Battens

Base materials

Approved for
  • Cracked concrete
  • Non-cracked concrete
Also suitable for
  • Solid clay brick
  • Solid sand-lime brick

S-CSA HEX A4 Products

Type Code Eta approval Length Drill hole diameter Fixture thickness
8x70/5 9640071974 Yes 70 mm 8 mm 5 mm
8x80/15 9640071975 Yes 80 mm 8 mm 15 mm
8x100/35 9640071976 Yes 100 mm 8 mm 35 mm

Additional information