... .5).High quality control.100% inspection before shipping. Measuring tool: CMM ,Projector, High gauge, Caliper, Pin Gauge, Thread gauge,6) Competitive price, fast ... :15-20 daysQC System:100% inspection before shipmentMeasuring ToolCMM, Projector, Caliper, Pin Gauge, Thread GaugePackaging:1) Poly bag and carton, 0 ...