Features:1. Professional and complete set with watch repair tool kit, very suitable for both beginners and professional watchmaker repairers. It contains tools with various functions, such as a tool for opening watch cases, a spring strap, a fastener2. Ideal set for professional and precision watch repair tool, ideal for joint watch troubles, like opening watch backs, watchband adjustment, watch battery replacement, gaskets, band adjustment, and more.3. This high-quality 147pcs Watch Repair Tool Installation Bag for Work Kit for professional and general use, solutions to meet most watch repair needs.4. Comes with a storage bag, easy to carry and store. Specification:Item Name: Watch Repair Tool KitQuantity: 147pcs/setMaterial: Metal + ABS + Oxford ClothFeatures: Easy to Use, Durable, Watch Repair Kit Bag Size: 20*10*4.5cmPackage Included:3 x Screwdrivers3 x Stamps108 x Watch Strap Spring Pins (8-25mm/0.31-0.98in)1 x Watch Case Opener18 x Watch Case Opener Pins1 x Hammer1 x Spring Strap Tool7 x Pins1 x Tweezers2 x Watch Back Pry Opener1 x Watch Container for Storage1 x Replaceable Watch Band Bracelet LinksNote: Please allow 0.5-1cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!