CASE BACK OPENER SCREWBALL
Color may vary
You might never use another screw back case opener after you try one of the special balls to open screw back cases!
This revolutionary product has been warmly received by everyone within the watch repair industry. No set up time at all just place the watch in the palm of one hand and press ball against the case back and screw off the most of the case back.
This is the Most Safest and Easiest way to open the caseback on all screw in caseback without leave any marks or scratches
The Ball surface is Ultra sticky and soft, it is completely safe to all watch finish
When it get dirty, wash it with soap and it will work as new again!