Rag Bolt Universal : Are made from mild steel or medium/high carbon ... ,BSW,AS,JS,ISO,ETC.stypehex bolt,T nut,U bolt,fish bolt,roofing bolt, eye bolt,plow bolt ... hot-dip galvanized,mechanical plated ,nickel plated,blackgrades4.8,5.8,6.8,8.8,10.9,12.9widely ... ElectronicsHome & Industrial AppliancesIndustrial Tools and MachineriesAutomotiveMedical EquipmentsMilitaryTelecommunications Rag Bolt Universal