... , Hydraulic Adapter, Hydraulic connection, Hydraulic coupling manufacturer in Ningbo Zhejiang China. We specialized in manufacturing hydraulic fittings,steel fittings,stainless steel ... -2SN and EN 857 2SCFERRULE for 4SP,4SH/10-16,R12-06-16 HOSEFERRULE for 4SH,R12/32 HOSE6).Metric AdaptersMetric Thread ... is welcomed. carbon steel hydraulic ferrules /sleeves& 4SP,4SH/12-16 R12/06-16 by CNC machine