Formerly Emhart Teknologies & Infastech


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Simply the strongest, most versatile Speed Fastening® system.

Speed fasteners with an unique splined rivet design combining high clamp throughout a wide grip range. This newly developed fastening system has been designed and optimised using classleading finite element analysis techniques, and its unique splined rivet design is patent protected.

Key Features and Benefits

  • The NeoSpeed fastening process delivers a throughput up to four times greater than traditional threaded or breakstem fasteners
  • Multi-grip capability accommodates wide variations in material thickness
  • One rivet can be used to replace several standard grip fasteners
  • External splines fill rear sheet and oversize front sheet holes
  • 3x greater hole size tolerance than standard breakstem rivets
  • Far less sensitive to application variations
  • Easier specification due to one-rivet x one mandrel solution
  • Typically half the installed weight versus an equivalent breakstem rivet


  • Sizes: 3.2 mm (1/8") to 4.8 mm (5/32")
  • Materials: Steel, Stainless Steel A4, Aluminium
  • Head Styles: Mushroom, Countersunk
  • Supply options:
    a) Paper magazine of fasteners
    b) pre-loaded disposable mandrel "Cartridge" (except stainless steel and countersunk)

Surface finish options
If you are looking for other surface finish options than shown in the datasheets please download our

Surface Finishes and Fastener Matrix for Speed Fastening Systems

This will show you what surface finish options are possible to apply to our standard fastener types as "customer specials"-

Assembly Applications

  • Automotive
  • Electronics
  • Domestic appliances
  • Electrical equipment
  • General light fabrication
NeoSpeed Series
Head Style
Supply Option
Aluminum alloy Mushroom Paper magazine
NeoSpeed 57101
NeoSpeed 57101 C


Paper magazine
Paper magazine

NeoSpeed 57121
NeoSpeed 57121 C
NeoSpeed 57221

Stainless steel A4 Mushroom Paper magazine NeoSpeed 57141

Installation Equipment

The pictures below show some of Avdel handtools which can be used to place NeoSpeed fasteners.

To select the suitable combination of NeoSpeed nose equipment, mandrel and follower spring to equip the installation tool please refer to the Speed Fastening Systems catalog or the tool manuals.