... 's requirements.5).High quality control.100% inspection before shipping.Measuring tool:Projector,High gauge,Caliper,Pin Gauge,Thread gauge, Micrometers.6 ... daysProduction:15-20 daysQC System:100% inspection before shipmentMeasuring ToolCMM,Projector,Caliper,Pin Gauge,Thread GaugePackagings:1) Polybag and carton, 0 ...