Specifications: Total Length: 160mm / 6.3-inch; Clamps Distance: Max. 55mm / 2.17-inch; 1 x Watch Back Cover Wrench Opener; 4 sets of chucks: 3 x Square, 9 x Round, 3 x Triangular, 3 x Knurled
Material: Made of Chrome Steel, it is durable. Knurled handle prevents losing your grip, which is very suitable for home use.
Suitable for Watch Size: Easily adjustable for various case dimensions. The maximum jaw opening is 55mm.
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 ccw to open the bottom cover.