Rolex 50's Oyster Propeller Watch Case Opener Wrench Tools
Old genuine Rolex Oyster waterproof case keys from Rolex Geneve Switzerland approx year 1950s the sizes are as follows 20.2mm ( number 7 )
Previously, this type of tool number -1 - ( 1st generation type ) in the form of an old airplane propeller, full steel, used to open the Rolex Oyster casebacks.It was convenient and ergonomic dual functions because it has 2 types of openings in diameter depending on the model background, English nicknamed "caseback".it is signed "Rolex OYSTER" at the 2 endlinks and the legendary mention "SWISS MADE -ROLEX OYSTER WATERPROOF GENEVE SUISSE "On each part is specified measurement, 26.5mm and 22.5mm on the other, which corresponds to the diameter of the funds of each model. This one measurs 20.2mmThere are several references to these tools (from 1 to 9), different sizes, here is a very beautiful specimen.True museum piece !
Of course, Guaranteed full 1OO% Genuine !