... 3.ISO9001:2008 4.SPCC/SECC/AL 2012 OEM Fiber terminal box1process cutting,punching,bending,deburring,stamping,welding,pretreatment,assembling,etc ... , iron ( SPCC, SECC, SPTE, tinplate), aluminum alloy, red copper, brass are available.3thickness0.5-15mm4high precision :+/-0.05-0.1mm5Metal ... our company.our products show: 2012 OEM Fiber Optic terminal box ,Wall Mount Fiber Termination Box ,junction box