metal box for PCB Material:C.R.S. brass,iron, ... 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, ... you withthe best quality and delivery. metal box for PCB 22 22 11.5mm