... specification:2" 5.fish rod holder,rod holder boat 1.Name:Fishing Rod Holder,fish rod holder,rod holder boat,mounting rod holder2.Material:ss316 or ... carbon steel ,alloy steel, heat resistant steel ,tool steel ,brass and aluminum ,according to DIN ,EN, ASTM, BS,JCSI.3. ... Piece numbers: small, medium and large series.4. Process: cast, machining, turning, milling, drilling, ...