Highly Popular 4-Pin Tumbler , Laminated Steel Construction For Strength , Hardened Steel Shackle For Extra Cut Resistance , Laminated Steel Padlock, Wide Shackle , Wide Laminated Body For Superior Strength , Hardened Steel Shackles For Extra Cut Resistance , Keyed Different , Non-Rekeyable, 4-Pin Tumbler Cylinder Helps Prevent Picking , Dual Locking Levers Provide Extra Pry Resistance