DIN EN856 4SP,DIN EN856 4SP,Qingdao Hyrotech Rubber ...
DIN EN856 4SP,DIN EN856 4SP,Hydraulic Hose,Qingdao Hyrotech Rubber & Plastic Products Co.,Ltd,CONSTRUCTION:This hose shall consist of an inner tube of oil resistant synthetic rubber,four spiral plies of steel wire wrapped in alternating directions,an
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