Drop Forged Eye Nut 1.railways, highways, bridges, plants 2.material, carbon steel 10.9 3.Certificate,Onsite ChecK 5.M4-M30 Drop Forged Eye Nut1.Bolt Size,M4-M302.Bolt Material,stainless steel,carbon steel,etc3.Certificate,Onsite Check,ISO4.MOQ,50PCS5. product detailsProductclass 8.8 boltMaterialStailess steel SS301, SS304 SS316 SS430,etcFinishnickel plated, passivation,black oxide,self color ...