1/2" Screw 0.506" ID Grade 2 Spring Steel Split Lock Washer MPN:LWIS0500USA-10L

The 1/2 screw features a grade 2 spring steel construction that promises strength and hardness necessary for heavy-duty applications where durability is a priority. The included washer measures 0.506 ID x 0.789 OD ensuring it won't fall out of place while keeping the screw centered when under tightening pressure making this an ideal pick for automotive repairs, manufacturing lines, machinery builds or heavy-duty equipment maintenance requiring reliable holding power with little risk of failure in the field.