... drawings are welcome Detailed Description ITEMAluminium Casting Water and Gas Pipe Fitting Die casting mouldCavitySingle or ... treatmentHardened, NitridingHardnessHRC50~55Mould featuresAdvanced design, Logical structure, High precision, Qualified materials, Long lifetime, Short ... CAD,CAMMachinesHigh, refined, sharp equipment, a more high-speed processing center, walking thread cuttings, precision ...