4 New Watch Case Openers Spring Bar Tools. Watch Case Opener and Closer. This waterproof watch case closer and opener is specially designed for waterproof Rolex oyster cases. There are six knurled rings accurately interlocked with the edges on genuine Rolex cases. You receive: One die measuring 18.5 mm in diameter. One die measuring 20.5 mm in diameter. One die measuring 22.5 mm in diameter. One die measuring 26.5 mm in diameter. One die measuring 28.5 mm in diameter. One die measuring 29.5 mm in diameter. Screwback Watch Case Opener. This is a new screwback watch case opener. This tool opens and closes screw back water resistant watches without scratching. This is a replacement for the Jaxa wrench. The tool includes 12 patterned pins, 4 sets in all for a variety of case backs. It measures 5 1/2" (140 mm). Wooden Case Holder Vise. This is a wooden case holder. Constructed of wood so it will not scratch a watch case. This holder is more stable and larger than most, accommodating any size watch. It measures 3" x 2 11/16" x 1 1/2" (76 x 67 x 37 mm). Spring Bar Remover Tool. This is a new spring bar remover. For fitting and removing spring bars. Features two tips: V-edged flat blade and push-pin. Tips are stronger than conventional spring bar tools but have the same thread for interchangeability. Made to last for years. This tool can remove pins from Bulova, Rolex, Movado, Gruen, Longines and Accutron brand watches. Rolex bands are very difficult to remove without this tool.