16pc Deluxe Adjust Watch Back Case Spring Bar Remover Opener Tool Kit Repair Fix Pin Link Remover Set Watchmaker Feet to open the table key (use: Open the bottom cover and tighten the screws bud directly aligned with the tool in front of the bottom cover the gap of two feet turn right direction switch. You can easily open the watch case back.) Open base knife (use: press the bottom of the watch for the bottom cover must be one of the tools used, pry the end of knife.) Split strap device (use: If your watch is new, then removed when the strap is the most convenient to use.) Ear Health grant (use: dedicated to dismantling strap watch cases and students between the ears, or belt of Health ears the most methods.) Red Clamp (use: assembly and disassembly is inevitable to use the pliers watches, such as the demolition of strap in the starting folder to folder, pins, etc..)