High Quality Black Oxide HDG Zinc Plated Heavy Duty Hex Nut Finish ZINC PLATED, Black Oxide, galvanized Place of Origin Ningbo, China Brand Name MILFAST Model Number A194 gr2H Standard ASTM Grade 2H Product name Heavy Duty Hex Nut Sample Freely Supplied Packing Cartons+plastic Bags Brand M Material 40CR Packaging Details boxes+carton+pallet, or customized packing according to your need Port Ningbo Supply Ability 500 Ton/Tons per Month Delivery time In stock 5~7 working days, customized 15~25 working days