Lateral Fire File is U.L. Classified Fire Endurance (1 hour at 1700 degrees Fahrenheit) to protect documents, records and valuables against catastrophic loss, U.L. Classified Explosion Hazard Resistance to protect contents against explosions in case of sudden exposure to intense heat, and U.L. Classified 30' Drop Test so the contents remain intact and locked. Plunger key lock secures all drawers. Drawer layout accommodates legal-size and letter-size hanging file folders. Rugged suspension system design offers smooth and easy drawer movement. Recessed handles have label holders to identify contents and provide quick access.