... ,Wing anchor ,Fluck anchor. 3.casing marine anchor,tubing anchors 1..Anchor material:316 stainless steel& galvanizing.2..Anchor style ... ,Danforth anchor, Anchor swivels, Anchor bow rollers.marine anchor,tubing anchors,casing anchor,wedge anchor zinc platedCasting: investment casting ,precision casting ... .Quality control: According to ISO 9001 2001 Galvanizing Marine Anchors,wedge anchor zinc plated