Small Head Threaded Steel Twist Resistant Nut Black Oxide Ribbed Body Carbon Steel Zinc Plated Hex Bolt Nut Basic Info. Transport Package Oil Paper/Small Bag+Inner Box+Carton+Pallet Specification M5-M400 Trademark CARGIN Origin China HS Code 7318160000 Product Description Zhejiang Kahuan Technology Co., LTD. was established in 1993, is a professional manufacturer of Retaining rings, Washers, thrust caps, Clamps, snaps, shaped parts,...