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Model 4598 Coil Fed T-Nut Drive Machine


The Sigma 4598 Coil Feed T-Nut Drive Machine inserts T-Nuts quickly and accurately into a wide variety of workpieces and offers unmatched speed and reliability.


  • Fast and Reliable coil feed system eliminates jamming

  • Drive Collated T-Nuts in straight and accurately

  • Drive Head and Feed can be customized to fit other production equipment.

  • Inserts up to two T-nuts per second

  • 100% straight insertion reduces rework

  • Dual safety system protects operator

  • Fast changeover and loading of T-nuts

  • Operates on air only

Sigma Model 4598 Coil Fed T-Nut Machine
Customized Coil Drive Heads
Custom T-Nut Drive Heads


Improve efficiency by integrating t-nut insertion into other production processes


  • Versatile T-Nut drive head is easily mounted onto various machines such as the tool plate of a router or the overhead beam of a double-end tenoner.

  • Coil T-Nut format allows for fast changeover of different sizes of T-Nuts

  • Sigma will work with you to adapt the drive head to suit specific machinery.

  • Customized multi-head T-Nut machines can be built for special application

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