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  • HARDLOCK - Bearings Lock Nut
    • Patterned and Developed by HARDLOCK Japan since 1974
    • For shaft 10mm~200mm
    • No modification to exiting design needed
    • No abutment material requirement for locking
    • No special tools than a spanner require for tightening.  (For life safety application, specific tightening torque by gauge is still recommended)
    • Lock washer is no more required compare to conventional design
    • Key way on shaft is also no more required
    • Tremendous cost saving by eliminating regular checking of loosening nuts due to Vibration
    • Un-limited simply Un-locking & Re-locking allow maintenance of other parts possible without hassle
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  • HARDLOCK - Hexagon Nut
    • Patterned and Developed by HARDLOCK Japan since 1974
    • Size of M5~M130 as standard | Further bigger size could be produced by request | Available in inches series
    • No modification to exiting design needed
    • No abutment material requirements
    • No special tools than a spanner require for tightening.  (For life safety application, specific tightening torque by gauges is still recommended)
    • Tremendous cost saving by eliminating regular maintenance due to Vibration
    • Un-limited simply Un-locking & Re-locking allow maintenance of other parts possible without hassle
    • Widely applied in Japan High Speed Rail system, mega civil structure like electrical tower, mega bridges joints etc., due to strong wind and earthquake effect
    • Adopted by most overseas country’s High Speed Rail system due to derailing incidents by loosening fastener reasons found
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  • HARDLOCK - Set Screws
    • Patterned and Developed by HARDLOCK Japan since 1974
    • Size of 8mm~36mm | Further sizes could be produced by request
    • No modification to exiting design needed
    • No abutment material required
    • No special tools than a Allen key is required for tightening.  (For life safety application, specific tightening torque by gauges is still recommended)
    • Tremendous cost saving by eliminating regular maintenance due to Vibration
    • Highly recommended for Die Casting tooling to upkeep the precision accuracy of your parts production
    • Eliminating regular checking of tooling required currently
    • Un-limited simply Un-locking & Re-locking allow maintenance of other parts possible without hassle

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