Standard: DIN934,GB,ISOMaterial: Carbon steel, Alloy steelSize: M5-M64MOQ: 1000KGSGrade: 4/6/8/10/12Port of loading: Shanghai or NingboSurface treatment: Natrual color,hot dip galvanized,zinc plated,black oxide,etc Hot Tags: hot dip galvanized hex nut, China, factory, wholesale, cheap, low price, in stock, free sample, Self-Locking Plastic Nylon Cable Tie, Antenna Bracket, LPDA Antenna Free Sample, Mounting Kits, Stainless Steel Carriage Bolt Free Sample, Universal Grounding Kits