Master Lock® Safety Padlock, Commercial Grade Non-Rekeyable, Alike Key, Laminated Steel Body, 3/8 in Shackle Diameter, 1-1/2 in Shackle Height, 15/16 in Shackle Width, Boron Hardened Alloy Steel Shackle, 2 in Body Width, 1-1/2 in Body Height, 1 in Body Thickness, 4-Pin Tumbler Locking Mechanism, 2 Bumpers