No. 1 Laminated Steel Padlock, 5/16 in dia, 3/4 in W x 15/16 in H Shackle, Silver/Gray, Keyed Different, Keyed VariesNon-rekeyable cylinder or universal pin, laminated steel body for superior strengthHardened boron alloy shackles for extra cut resistanceProprietary rustproofing for longer lifeCommercial grade padlock features superior protection from drilling and