KATO Fastening Systems, Inc.

KATO is the original inventor and manufacturer of the bi-directional Tangless® screw thread insert. KATO Fastening Systems, Inc. (KATO) was established in 1997 to serve the North American fastener market. KATO manufactures the revolutionary Tangless® CoilThread Insert, standard CoilThread (tanged) inserts, and KATO LockOne.

As an authorized distributor,  our partnership gives you access to high-quality fastening solutions that ensure precision and reliability for your projects.

KATO Products Include:

  • CoilThread Inserts
  • LockOne
  • KATO Pro-Kits
  • Cordless Power Tools
  • Electric Tools
  • Air Tools
  • Hand Tools
  • Removal Tools
  • Round Shaft Tools
  • STI Taps
  • STI Gages
  • Thread Repair Kits

KATO Tangless and tanged CoilThread inserts are helically-coiled fastening devices that provide permanent, wear-resistant threads, exceeding the strength of most parent materials.

Featured KATO Products

Tangless CoilThread Inserts 

Inserts are a helically-coiled, bi-directional, wire design; that install using a drive notch located at either end of the coil insert instead of a tang located at one end of the inserts.

KATO Pro-Kits

Pro-Kits consist of Aerospace quality free-running Tangless inserts (made from 304 stainless steel), nickel plated production grade installation tool, HSS STI tap and drill bit.

KFS-30 Brushless Driver

Cordless power tool option for CoilThread inserts. Used for both Prewinder & Hex electric installation. Next Gen Brushless Motor technology that utilizes Lithium-ion batteries.

LockOne

LockOne is a lightweight, positive locking fastener designed to prevent a standard nut from loosening free under vibration. Unlike nuts with nylon or locking compounds,