adjustable clips : ISO9001-2000 Many times pass BV, SGS ... kinds availableRaw material:45 Steel,50 SteelSurface:Plain(Oiled) 7.Tie plate /Base plate/Rail plate/Rail fixing baseRaw ... material: QT400-15,QT450-10,QT500-7,ZG25,ZG35,ZG45Surface:Plain(Oiled) 8.Clamp plate/ ... to customers drawings and samplesRaw material:QT400-15. QT500-7,QT450-10Surface: Plain 11.Plastic dowel.Guide plate ...