Easy Lift Extended Edge Lid. Tall, Deep Handle Recesses. Bolt Cutter Free Locking System Protects Padlocks Inside 12 Gauge Steel Housings From Cutting Tools And Pry Bars. Padlocks (Not Included) Cannot Be Pried Or Pulled Out. Heavy-Duty Hinge Is Staked And Welded To Prevent The Hinge Pin From Being Driven Out To Break In. Heavy-Duty 1" Steel Locking Arm Holds The Lid Open. Easy Access 3-3/8" Tall Caster Bolsters For Adding Optional Casters (Not Included).