Standard:燯.S.type, lashing turnbuckle, commercial type ,JIS type ,D-D type,DIN1480, Rigging Screw, Zinc alloy turnbuckle, stainless steel turnbuckle ? Material:?stainless steel, alloy, carbon steel and so on Surface finish: Hot dipped galvanized ,electro-galvanized ,self-color,polishing Size:3mm 4mm 5mm 6mm 8mm 10mm 12mm 16mm 20m OEM service provided.