型号规格
F0201/螺距60-48TPI
F0202/螺距48-40TPI
F0203/螺距40-32TPI
F0204/螺距32-24TPI
F0205/螺距24-18TPI
F0206/螺距18-14TPI
F0207/螺距14-10TPI
F0208/螺距10-7TPI
F0209/螺距7-4.5TPI
F0210/螺距4.5-3.5TPI
