Features:brand new and high qualityIt can be set in different positions for different cases with different sizes great for using as watch for case opener.Made of high-quality metal materials, practical and durable.Suitable for novice watchmaker or collector. The perfect professional tool set for watch repairing.The crystal lift scalable design, jaws open from 11 to 38 millimeters (0.43 inches to 1.50 inches).The opener can easy to open and close of the watch for case. With the base plate, reduce need for rings, wrenches and pliers, it's fairly convenient to use it. Specifications:Material: MetalLength: approx 7X3.5cm/ 2.75X1.37" Note:Please allow 1-2cm errors due to manual measurement.Due to the difference betweeen different monitors,the pic may not reflect the actual color of the item. Package includes:1x Watch for Case Opener