... plating, nickeled. and so on.3)Standards: SAE,JIC, BSP, NPT etc.4)application: machinery, transportation, mines, oil fields ... British Pipe AdapterJIS BSP 60° Cone seal Adapter, BSPT Adapter, BSP multiseal adapter, BSP flat Seal Adapter, BSP O-ring Seal ... Adaptor, SAE O-ring Seal Adaptor5) Banjo AdaptorMetricBanjo Adaptor, BSP Banjo Adaptor6) Staplelok Adaptor7) Double Ended Adaptor8) Metric ...