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Idea development to make
society safer and more secure
with fasteners that do not loosen

Idea development to make
society safer and more
secure with fasteners
that do not loosen

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  • January 27, 2021
    Notices

    System Malfunction Notificatio…

  • September 22, 2018
    Exhibits

    ”Inno Trans2018”

  • June 4, 2018
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    ” 22nd MECHANICAL COMPONENTS&a…

  • April 25, 2018
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    We have renewed our website

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Our exhibitsOur exhibits

Exhibit at Monodzukuri Business Information-center Osaka
Visit our permanent exhibit at Monodzukuri Business Information-center Osaka

  • Products

    • HLN Hardlock Nut
    • HLB Hardlock Bearing Nut
    • HLS Hardlock Set Screw
    • Warning about Imitation Products
  • Technical Information

    • Why Do Fasteners Become Loose?
    • Why the Hardlock Nut Does Not Loosen
    • Testing Apparatus
    • Test Data
    • Articles, Technical Papers
  • Applications

  • About Us

    • Company Outline
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    • Contact us
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