Item Type: Snap On Watch Back Case OpenerMaterial: Aluminum Alloy, Stainless SteelHow to Use: The watch is placed in the middle, then insert white plastic only on one side and a blade on the other side, the blade is aligned with the back cover of the watch, rotate the hand wheel, and the back cover is opened. .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; } 1MAIN FEATURES: Snap on watch back case opener allows you to quickly and safely open the clips on the back cover of your watch. 2PRECISE: That helps to press watch crystals and dies without risking any clamps on your hands and on the watch itself. Crafted with premium cast iron precise blades make work more efficient. 3ERGONOMIC DESIGN: The handle is ergonomically designed to feel comfortable in your hand, making it a must have tool for watchmakers and watch repairers. 4STABLE USE: Snap on watch back cover opener stays stable and does not wobble throughout the watch fixing process. Easy and convenient to carry and use. 5DURABLE: Watch repair tool made with good material that won't cause scratches and marks on your watch face and cover, watch repair tools with premium and unique appearance.