MasterLock 1175DLH Combination Padlock With 2 1/16 Shackle Set-your-own 4-digit combination for convenience and security; 10,000 possible combinations No reset tool required Large ergonomic dials with exclusive blind dial feature permit operation with gloves, in low light or complete darkness Deadlocking mechanism protects against prying, shimming and rap attacks Shackle seal and dial dust cover protect internal components and dials for trouble-free operation