KATO's Positive Locking Fastener


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A Superior Locking Force

Explore features and benefits of KATO's LockOne, designed to prevent a standard nut from loosening free under vibration. Complete the form now to access the detailed Brochure.

Download KATO LockOne Brochure

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).