metric acme thread

  1. Ulma Doctor

    Zero Backlash LH Trapezoidal Thread Cross Slide Nut, From Delrin

    My good ol' Shenwai SW900B is showing signs of excessive slop at the dial. excessive slop for me is right around .050" after pondering materials to construct a new nut from, delrin was immediately apparent. its tough and structurally sound, it's easy to get and cheaper than other materials...
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