Description: In total 507pcs watch repair tool kit enough for most watch repair requirements, suitable for both professional and general use. Used for opening watch backs, watchband adjustment, changing watch batteries, gaskets, adjusting bands etc. Easy to open regular or oversized watches. Perfect for watchmakers, collectors. Made of high quality metal material, durable, practical, convenient and easy to use. These watch repair tools help you get your watch problem done at home instead of going for watch repair shops, saving money for you. Come with a black nylon carrying zipper case for the sake of convenient storage, easy to take care of them and get the job done by anywhere. Specification: Type: Watch Repair Tools Kit Quantity: 507Pcs/Set Material: Metal ABS Oxford Cloth Features: Easy to Use, Durable, Watch Repair Kit Size Chart: 20.5x10x4.5cm/8.07x3.94x1.77inch Package Includes: 3 Piece Screwdrivers 3 Piece Pin Punches 108 Piece Watch Strap Spring Pins (8-25mm/0.31-0.98in) 1 Piece Case Opener 18 Piece Case Opener Pins 1 Piece Hammer 1 Piece Spring Bar Tool 7 Piece Pins 1 Piece Tweezers 2 Piece Watch Back Pry Opener 1 Piece Watch Case Holder 1 Piece Watch Band Link Remover 360 Pieces Spring Pin Bars Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!