1 pc. Adjustable do watch back case key do removal tool do watch repair Description: With this do watch back cover opener, you can easily remove or screw on the watch's waterproof back cover to replace the battery or repair your watch. Professional do watch case opener, made of alloy, weight 119g, durable and more durable to use. Jaw distance Maximum open do 5,5 cm, can be used do open waterproof watches of different sizes, with the possibility of adjusting the position of both jaws. Easy to use, just find the hole za the position of the watch on the cover, adjustable holding the option when you open the back cover Za this tool you can easily replace the battery yourself. It is very convenient, easy do carry and easy to use. Specification: Material: alloy Size: 19x2.8x1.8 cm/7.5x1.1x0.7 inch Weight: 119g Jaw opening: maximum opening do 5,5 cm The package includes: 1 sztuka instrument do open watch cases