... .ISO9001:2008 standoffs for use in PC boards Product Namealiminum standoff.grass standoff Fabrication Capcibility : MaterialsStainless steel, Brass, Bronze, Aluminum, Steel, Copper,...FinishZinc ... ,Millling,Engraving,Grinding,Cutting,Stamping,LaseringBoring,Broaching,Drilling,Rolling,Punching,Aluminum ExtrusionTesting ToolsProjecting profile, Roughness tester, Hardness tester,Concentricity tester2D ...