... 5).High quality control.100% inspection before shipping.Measuring tool:CMM,Projector,High gauge,Caliper,Pin Gauge,Thread gauge,6)Competitive price, ... Terms/Lead time):Type Precision cnc milling part Materials:Aluminum alloyMateial GradeGB,ASTM,AISI,DIN,BS,JISProcessPrecision CNC machiningTolerance ... .002ID/OD Grinding 0.002Wire-Cutting 0.002 High quality aluminum CNC machining precision parts