metal box for PCB Material:C.R.S. brass,iron,aluminium Finish: electrolysis,powder coating Size: ... industry, automobile industry, mechanical equipment and electronic industry,ect.6.Standard:OEM manufacturing as per customers requirements,and ISO9001 ... certificationWe are supplying kinds of case and base for electronic components,such as crystalresonators,oscillators,OCXO,TCXO,VCXO ...