... ltd2, Material:C45 steel.3, Weight=670g4, Process:investment castings,drill holes.5, Surface:shot blasted,zinc ... treatment,ie.paint,powder coated,zinc plated,chroming,polishing and so on.7,tensile strength&hardness test allowed.C ... wooden casePallet wrapped with plastic film in containerTest equipment and test barsSpectrum analyzerTensile testing machineHardness testernotch bar impactTensil strength ...