The Masterlock 1525 V55 General Security Combination Padlock with Key Override 48mm is the best in securing your valuable items! Offering an exclusive patented BlockGuard® Anti-Shim Technology that withstands attempts to tamper, this is ideal for those who are serious about security. With a key control feature that provides supervisory access, this padlock comes with a 48mm double-reinforced stainless steel body to resist abuse. The easy 3-number dialling with an automatic scrambling feature also prevents the lock from being opened.