D riving on worn struts actually costs you more because the unchecked bouncing destroys your tires and quickly wears out ...

It can destroy the threads, or cause the nut to jam. The standard beveled end process makes cross ... bevel if true, bevel the outside of the nut. Default: true for hex nuts, false for square nuts ...

If you have a mass market item in the works, you probably don’t want to require someone with no experience to solder something, but as IKEA has shown, nearly anybody can handle some hex screws ...