WatchUSeek Watch Forums banner
rubber ball
1-1 of 1 Results
  1. Public Forum
    I was contemplating opening a screw-down watch caseback (for regulation) using a Horb rubber ball. What is a proper way to tighten it back on? Does it require a special tension? Is it best done with a special wrench rather then a ball? I realize different watches have different caseback...
1-1 of 1 Results
Top