... CNC and NC MachineCheck 4"NPT thread by gaugeStandard: ASTM, BF,BS, JIS, UNI, ANSI, ISO etc.We are able to supply ... , Sand Casting (Resin Sand Casting, Green Sand Casting), Permanent Casting, Die Casting, Centrifugal Casting, Forging and Stamping etc.3) Machining Types ... Service6) Special design is available.7) ISO9001:20008) Standard: ASTM, BF,BS, JIS, UNI, ANSI, ISO etc.