Dudley School Series pre-set 3-digit number dial with automatic scrambling feature

The Dudley School Series features a 1-7/8in (48mm) wide metal body for durability, 9/32in (7mm) diameter shackle is 3/4in (19mm) long and made of hardened steel, offering extra resistance to cutting and sawing. The 3-digit combination offers keyless convenience with an automatic scrambling feature to prevent reopening of the lock. The locking mechanism also has a patented anti-shim technology, offering maximum security.