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Copper John
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  • IronClad Technology

    iron clad technology

    Manufacturer Break Strength*
    Company A 6.03 lbs
    Company B 3.50 lbs
    Company C 2.80 lbs
    Company D 2.25 lbs
    Company E 0.80 lbs
    Company F 0.70 lbs
    * Test results conducted on installed fiber
    ** Copper John’s IronClad™ fiber did not break

    Shown here is Copper John’s .029 IronCladTM fiber holding a 10lb weight.