IP casing bottom half steam inlet spigot/weir, machine to remove 15/16″ height from 19.1/2″ ? id x 20.1/2″ ? od upstand inside casing, gripping in approx 18.1/2″ ? id x 3.1/4″ ? long bore, 30″ ? od, 20 x 1.1/8″ BSF holes on 24″ ? pcd