... , Durable,ozone-resistan 4. Color: Black, red, green, etc Auto part oil seal: 1.Material: NBR,HNBR,PTEE,FPM,MVQ,EPDM ... /T19001-2000-ISO9001: 2000 standard4.Production Control:prouduced by priecise CNC machine5.Strong point: we have our own mold center, can ... to customers' drawing,customized specifications are welcomed.7.Designing and manufacturing all of oil seals, gaskedts,o-rings ,and so on ...