... OEM and ODM investment casting company in Ningbo,China2, Material:AISI3163, Weight=620g4, Process:investment casting5, Surface:shot blasted and ... ,ie.paint,powder coated,zinc plated,chroming,polishing and so on.C:Packing&Shipping1,Packed in bulk ... casePallet wrapped with plastic film in containerTest equipment and test barsSpectrum analyzerTensile testing machineHardness testernotch bar impactTensil ...