Watch Case Open Ball Blue 7cm Diameter Durable Rubber Safe Reliable Portable Watch Friction Ball for Professional Repair Tool

feature: 1. Repair tool: The case opener is an interesting watch case opening tool that looks like a toy ball, but it is a professional watch repair tool. 2. Safe and reliable: Compared with metal case openers, watch case opener balls are safer to use and will not scratch your watch during use 3. Durable rubber: The watch case opener is made of durable rubber, which is strong and durable. It can open the back cover by rubbing it with the watch back cover. 4. Easy to use: Just fix the watch on the repair stand or hold it in your hand, then rub the watch with the back case, and then rotate the watch in the direction of "opening" the case (pry open the back cover directly) so that the part of the watch cannot be used ) 5. Note: Due to transportation requirements, you need to inflate the watch by yourself before use (the ball needs to be inflated to half full, not too full). If the back cover is too tight you will need to use a wrench style opener and then use the opener ball Specification: Type: Case Tee Material: rubber Diameter: 7 cm/2.8 inches Color: blue packing list: 1 case tee