Material and application: Made of high quality alloy steel, which is solid and durable for long term use. Compact and lightweight design make it easy to carry. This is Necessary tools for watchmakers and watch repairing workers. also can use for personal repair your watch at home or on the go. Practical tool : spring bar plier tool for all watches, bands, and straps. use this tool to precisely remove and insert spring bar pins on your watch. Use for watch band removal, adjusting watch bands,spring bars and watch pins. Size and combination: length is 9.5cm and tool includes 1 sets of universal interchangeable pin forks . Tool can be adjusted to any spring bar width up to 30mm (5mm to 30mm). you can lock the pliers in the specific size you need for your repair. fits between watch case lugs, watch bracelet, band or strap. It is suitable for most watch brands in the market. Perfect deaign: the Watch Bracelet Remover tool has a perfectly weighted feel and HIGH QUALITY Durability. Its strong Stainless Steel and Grained Gripping Surface is designed for tough use while being easy to the touch. Features reversible stainless-steel pin forks. How to use: when you start to use the product, please install the pin forks in a right way, or it will heart the pin forks. If you do not know how to install, please refer to the picture.