Machinery Eye Bolt Blank System of Measurement Inch Eyebolt Type Blank without Shoulder Material Steel Finish Plain Thread Size Unthreaded Thread Length 2 1/2 in Shank Dia 3/8 in Shank Length 2 1/2 in Shoulder Length - Eye Inside Dia 1 in Eye Outside Dia 1 21/32 in Overall Length 4 1/4 in Length from Ream Center - Includes -