Description Product OverviewFor use in exterior and interior applications. Hex nut included.Product DetailsEye Diameter:1 in IDFinish:ZincIncludes:Hex NutMaterial:SteelOverall Length:4 inShank Length:2.35 inShoulder Diameter:0.33 inThread Length:2 inThread Size:3/8-16T P I/ Pitch:16Working Load Limit:160 lbFeaturesStandard machine screw threadsCourse machine screw thread on the extra large sizes (larger than 1/2 x 12)When subjected to 312 hr of salt fog spray testing, zinc-plated hardware showed severe corrosion while hardware with WeatherGuard protection withstood these harsh conditions with very little deterioration