1、The two claws are short, thick and hard, suitable for rotating back covers. 2、Steel material, durable and long life, easy to store, anti‑aging, not easy to bend. 3、Widely used, suitable for opening the back cover of most watches on the market. 4、The opener is adjustable, so you can adjust it to meet your own needs. 5、It is very easy and convenient to use, the novice can also use it quickly. 1 x  Watch Back Cover Remover Condition: 100% Brand NewItem Type: Watch Back Cover RemoverMaterial: SteelInstructions: 1. Fix the watch with the base. 2. Adjust the distance between the two claws on the opener to clamp the two grooves in the front of the back cover. 3. Rotate the handle to adjust the lower steel teeth and jam the rut under the back cover. 4. Clamp the back cover and rotate it counterclockwise (the back cover must be clamped, otherwise the back cover cannot be opened normally). 5. Installation is to tighten the back cover clockwise (before reinstalling the back cover, you can apply some waterproof paste to increase the waterproof effect of the watch).Distance Between Claws:The Widest: Approx. 55mm / 2.2inThe Narrowest: Approx. 12mm / 0.5inOptional Color: Red (Round), Gray (Square)