... ,front wheel bolts and nuts,hub bolts and nuts,stainless steel U-bolts and nuts,center bolts and nuts for kinds ... of railway fastener,Collection of wind-driven fasteners,Collection of steel fasteners. 3.Truck Brands: ISUZU TOYOTA,NISSAN MITSUBISHI MAZDA,DIHATSU ... ,COASTER,TROLLY,FORD,MACK,etc. 4.Material: 45# Steel,40Cr(SAE 5140),35CrMo(SAE 4135).42CrMo. 5.Surface Protection: Black oxide,Protective oil ...