Duo® lock cylinder "application engineered" for use in front locking coin vaults. Generally used for commercial laundry and vending applications. Due to the small die cast cam boss, it is not recommended that this lock be used as a conventional cam style or Stud lock.
Material : Lock cylinder, zinc die cast, with hardened stainless steel guides which resist drilling. Keys are nickel silver for long wear. Other parts, plated steel.

A high security screw type lock "application engineered" for use on coin vaults and money boxes. Generally used for commercial laundry and vending applications.
Material : Plug is hardened stainless steel with hardened stainless steel guides which resist drilling. Barrel is brass, other parts plated steel. Keys are nickel silver for long wear.