GRIPCOIL Standard inserts are manufactured from fully certified, aircraft quality, 18/8 austenitic stainless steel in accordance with DTD 734A (equipment specifications AMS 7245, EN 2947, W.NR.1.4301). This material yields a high degree of toughness and hardness and is highly resistant to corrosion.

Colour Coding

  • Facilitates verification of Insert Installation
  • Allows for quick identification of similar size inserts
  • Available in Blue, Green, Red and Black

Cadmium Plating

  • Provides high corrosion resistance
  • Provides lubrication to prevent galling
    (Not recommended for new design due to its toxic nature)
  • Colour: Iridescent Yellow (Free Running)
  • Colour: Olive drab (Screw-Lock)

Silver Plating

  • Recommended to reduce galling of thread at High Temperature
  • For use up to 1200 DF
  • Colour: Silver White

Dry Film Lubricant

  • Provides additional lubrication in high friction application
  • High temperature resistance (400 DF)
  • Highly recommended with GRIPCOIL Screw Lock Inserts
  • Mildly corrosion resistant
  • Colour: Grey
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