We are a professional hardware parts processing manufacturer.Micro fasteners(screws,bolts,nuts,rivets etc.),connect plug-in (pin,connect pin, jack) can be supplied.There are Standard,unstandard,British units,American units. The size is within M0.5-M6.0, φ0.5mm-φ16.0mm.The products can be widely used in clocks,wathces,telescope,microscope,telecommunication equipment, electronics,computer etc. Warmly welcome domestic and abroad customers' inquiry.