KATO Product
Design Manual


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KATO's Blueprint for Maximizing Your Project's Success

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KATO Fastening Systems, Inc.


KATO is the original inventor and manufacturer of the bi-directional Tangless® screw thread insert.  KATO manufactures the revolutionary Tangless® CoilThread Insert, standard CoilThread (tanged) inserts, and Hexatorq (constant torque precision hinges).