Material: aluminum Diameter: 41mm.Turn flag length: 42-44 mm A sealing device with a rotary flag is designed to control the opening of premises and safes. It is used as a padlock with the help of eyelets. The body parts are riveted to each other and hold the steel movable locking flag. When the flag moves, the sealing device is closed (opened), which indicates a violation of the integrity of the seal stamp on the plasticine.