Industrial lifting eye nut, precision cast grade 316 stainless steel for superior rust resistance * 1/2 in. thread size, 5/8 thread depth, 3/8 shank diameter; standard UNC thread, electronic polish * Inside eye dimensions 1-1/4 x 1-1/5 in., height overall 2-1/2, weight 4.1 oz * Suitable for marine, boating and industrial applications; standard oblong-eye style * Working load limit 2250 lbs. Numerous other styles/sizes (including metric) also available