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Hemlok® High Strength Structural Breakstem Fasteners

The Avdel Hemlok rivet is a structural breakstem fastener with exceptional sheer and tensile strength and a large blind side bearing area against the rear sheet. Hemlok has a large neatly formed tail portion which spreads the clamp force across an extended bearing area, meaning both sheer and tension performance are impressive. Hemlok are the strongest of the blind fastener range. Available in a 6.4 diameter and manufactured in steel zinc plated or aluminium.


  • Exceptional shear and tensile strength.

  • Large blind side bearing area against the rear sheet.

  • Interference lock formed by a splined stem.

  • Spreads the tail bearing/clamp load on the rear sheet.

  • Ideal for thin sheet materials.

  • Provides strong, vibration resistant joints.

  • No damage, electrical problems or rattling due to loose stems.

Avlock International is a leading manufacturer and distributor of specialised fastening systems to both the domestic market and other global destinations. For a no obligation quote and free demonstration, contact Avlock International today.

52 Paul Smit Road │ 011 748 7000 │ │

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