• Professional for opening the back of a large watch without damaging the watch
• Adjustable for fit with various watch case sizes, very useful and simple to use
• 3 prongs are designed to apply even pressure to remove the watch back cover
• Even you are not a professional, you can change the battery by yourself with this opener
• It can be used for watch repairing or battery changing & replacement.
• Made of good quality material, sturdy and has a long service life

Specifications:

• Material: Tool steel
• Item Size: 139 * 72mm / 5.47 * 2.83in(blue), 160 * 70mm / 6.30 * 2.76in(silver)
• Item Weight: 83g / 2.93oz(blue), 160g / 5.63oz(silver)