Feature 1Settable Tip Spacing: The case back opener has been carefully designed. The 2 long opener adjustment wheels are rolled with one hand to set the tip spacing. 2Easy to Operate: The curvature of the watch opening pry blade fits exactly into the recesses of the case, making it easy to operate. 3Reduced Damage: The watch case base fits a wide range of watch sizes, reducing the risk of scratching your watch when servicing it and protecting your hands at the same time. 4Quick Repair: The adjustable case opener, suitable for watches from 18 to 55 mm in size, opens the back cover of a rotating watch with multiple notches, while anti static tweezers help you change the battery quickly. 5Versatile: This watch repair kit can be used to open the back of the watch, replace the watch battery, replace the gasket, replace the movement and clean the watch.Item Type: Watch Repair KitMaterial: Alloy steelColours: Blue and blackUse: For watch repair tools .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Black Handle Silver Tip Pry Blade1 x Black Straight Tweezer1 x Hand Drill4 x Drill Bit1 x Oval Base1 x 2 Claw Watch Opener1 x Light Blue Watch Cloth1 x Storage Bag