MasterLock 1178D Combination Padlock (Die Cast body)) (1, Black/Silver) ProSeries resettable combination locks are designed for Commercial/Industrial applications Set-your-own 4-digit combination for convenience and security; 10,000 possible combinations Deadlocking mechanism protects against prying, shimming and rap attacks 2-1/4in (57mm) wide die cast body for strength and durability 1-1/16in (28mm) octagonal boron-carbide shackle for excellent cut resistance