KSVS Watch Repair Tool Set, 55mm Adjustable Case Remover Tool, Chrome Steel Cover Screw Wrench Opener, with 18 Bits and Packing Box

Suitable for Watch Size: Easily adjustable for various case dimensions. The maximum jaw opening is 55mm. Marvelously Easy to Carry: This pocket sized set is designed to be handy. The awesome slipping-free holder grip gives you confidence and mobility to fix anytime and anywhere. Material: Made of Chrome Steel, it is durable. Knurled handle prevents losing your grip, which is very suitable for home use. Widely Used: This watch wrench opener is specially used to open the screw in back watch (Do not open the gear back cover watch). It is very suitable for watch repairs, you can simply repair your watch by yourself. Easy to Use: Adjust the three steel clamps of the watch opener to the appropriate position. Select the suitable chucks according to the shape of the edge of the watch, and then put them into the edge of the back cover of the watch. Press the top of the watch opener to the points. Rotate left, the bottom cover can be opened.