ITEM NAME:1 Set Three Jaw Watch Case Opener Holder Watchmaker Watch Repair Tool Kit S K7A2 1 Set Three Jaw Watch Case Opener Holder Watchmaker Watch Repair Tool Kit S K7A2 Can open the watch lid with ease. Suitable for opening watch bottom cover and replacing batteries. Special movable screw-plug back cover of watch, easy to use, easy to carry. With non-slip design, the largest opening diameter 55 mm, configuration of 18 steel teeth. Top quality watch fixing tool, watch changing battery. Type: Watch Back Case Opener + Holder for Repair / Battery replacement Material: Stainless steel, Plastic Color: Photo Color size:18.5 * 9.5 * 3 cm Package Contents: 1 * Holder 1 * Three Jaw Watch Case Opener 18 * Steel Teeth 4 * Fixing head