... High quality control.100% inspection before shipping.Measuring tool:CMM,Projector,High gauge,Caliper,Pin Gauge,Thread ... Terms/Shipment Terms/Lead time):Typealuminum precision cnc part for lathe Materials:Aluminum alloyMateial GradeGB,ASTM,AISI,DIN, ... specifications. Other specification for aluminum precision cnc part for lathe : GENERAL TOLERANCE (±mm)CNC Milling0.005CNC Turning0.005Grinding0.002ID/OD ...