rieder 2 x Watch Back Case Ofner Remover Battery Watchmaker Repair Tool Set

The rear cover of the push-in type (bottom cover) has a small special opening at the 9 position or 11 - back of the lower lid. Or some watches have 6 notches and a knife mouth, which is a false base that is also open.Note: Many models of watches have a back at 1 o'clock. How to use: put the file in a special mouth and press it out. Features: Prevent slipping: wrap the watch with a piece of cotton cloth to avoid slipping in your hand, and stick a clear tape to avoid scratching the bottom cover.