The ABUS 65 Series Master Keyed Padlocks have a body made from solid brass hardened steel shackle and hardened steel alloy shackle The inner components are made from non-corrosive materials The tumbler cylinder with anti-pick mushroom pin offers greater protection against manipulation They are suitable for low to medium security requirements and are also suitable where a strong requirement for service performance and longevity is required The padlock locking is automatic it does not require a key Master keyed facility available whereby a number of padlocks can be opened with a common key