Padlock Shackle Dia 3/8 in Shackle Height 1 in Shackle Width 1 3/32 in Shackle Material Hardened Steel Body Height 2 5/64 in Body Width 2 15/64 in Body Thickness 63/64 in Body Material Brass Number of Bumpers 0 Number of Pins 0 Pin Key Type Alike Control Key Registration Required Yes Opens with Key No SENTRY-KEY For Use With Lockout/Tagout Security Body Color Silver Body Finish Chrome Plated Keyway Type Sentry Weather Resistant Yes High Security Yes Interchangeable Core No