Product description

Structural breakstem fasteners with exceptional tensile and shear strength and a wide support surface on the blind side against the rear sheet metal.


  • The locking by interference created by a knurled leg provides strong joints that are resistant to vibrations
  • All the steel versions provide exceptional tensile and shear strength
  • The wide support area on the blind side distributes the support load of the tail/clamping load on the rear metal sheet, reducing sliding, for example in plastics
  • No damage caused by loosening of the legs, electrical problems or rattling.


  • Materials: Aluminium alloy and steel
  • Dimensions: 6.4 mm (1/4")
  • Shape of the head: Round


  • Shelving for store
  • Automotive
  • Stairs

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