How long is that back pivot area going to last-it breaks and the whole frame is worthless...
How long is that back pivot area going to last-it breaks and the whole frame is worthless...
SSI -SUPER SLICK IRONS-top shelf custom coil machines
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In mechanics, a leaf spring design is used in applications where the mechanical stress is never enough to cause any breakage or weakness in the material. Very similar to a traditional coil machine, or other applications such as vehicles. This is called tensile strength.
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