• KELVIN® Spring Making System

    KELVIN® Spring Making System

    Wind your own springs and learn about math. The system creates several different thicknesses of springs that you can use with your cars, machines, and inventions.A special Power Point presentation covers spring design, manufacturing, calculation of...

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  • Compression Spring

    Compression Spring

    5/16 in. OD. Spring rating is 0.02 in. Max workload is 1.02 Lb. Solid height is 0.28 in. 

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  • Springs


    Assorted springs can be used for hundreds of things such as: student-designed inventions, robots, Rube Goldberg designs, etc. 100/pkg.

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