Compatibility: Suitable for watch back covers with notches, not compatible with pry opening or screw back covers.
Material: Stainless steel with a smooth surface.
Jaw Distance Range: Adjustable between 13mm and 54mm.
Adaptability: Can open waterproof watches of different sizes.
Use: Fix the watch on a repair bracket or hold it firmly, adjust bit spacing with the silver wheel to match case width, and turn to open the watch back cover