【Precise Adjustment】: The roller can be adjusted accurately, the maximum opening can reach 60mm.
【Function】This bench watch case opener is used for screw in case. Bench case opener for opening and closing screw on waterproof watch cases.
【Effective Protection】Outside protective device can help to prevent damage to watch case, and equipped with a full set of accessories for more flexible fixing of the watch.
【Package Include】Watch Case Back Opener come with adjustable watch fixed base, 12pcs adjustable claw holder, 6 pairs of steel claws.
【Watchmaker Tool】Necessary tools for watchmakers and watch repairing workers, a adjustable case holder, and other accessories parts for different case back needs.