... : C3604, C3600, C3602, H59-1, HPb59-1 BZ5A, H62 NUT rivet nut hex nut Model: hexagonal, square, flower toothed, octagonal, roundThe materials: C3604 ... walking effort, Nomura cam walking effortAuxiliary processing: high precision automatic tapping machines, ultrasonic cleaning machineInvolving areas: laptops, power tools, mobile phone ...