BOSS perfect thread; 100% detect; For LCD TV shaft; BOSS FOR LCD TV Model: B, BS, CSS, CSOS, S, SS, ... zinc, black zinc, black fade, black anodized, passivatedProduction equipment: high-precision automatic lathes, cam walking effortAuxiliary processing: ... machineInvolving areas: desktop computers, sheet metal, control cabinet, LCD TV, home appliances, circuit boardsThe applicable panel hardness: less ...