Jumbo Pocket Opener with Round Tips

Oyster type watches with 6 dies.
Sizes (mm): 29.50, 28.30, 26.50, 22.50, 20.20 and 18.50.

Ingenious tool for opening and closing all types of screw-backs.
Cast iron handle offers excellent grip. Claws can be adjusted to suit different sizes

Open screw type watch backs without the danger of damaging or scratching the cases.