Feature: 1. Storage Box: The watch tube bar is small and convenient, convenient to store and carry. The storage box is designed so that you don't have to worry about losing your tools.2. Different Models: Watch strap clasp tube is a very practical watch strap connection tool. There are different models to choose from to meet your different needs.3. Easy To Install: Watch tube link pin is simple and easy to use. It is an exquisite watch repair accessory, saving you expensive repair costs.4. Professional Watch Repair Tool: Watch tube link pin is one of the professional watch repair tools, suitable for repairers and amateurs.5. Steel Material: The watch tube bar is made of high quality steel, which is , not easy to deform, and can effectively resist oxidation and rust. Specification: Item Type: Watch Tube BarMaterial: SteelModel(10pcs for each size): 0.9x10mm, 0.9x12mm, 0.9x14mm, 0.9x16mm, 0.9x18mm, 0.9x20mm, 0.9x22mm, 0.9x24mm, 0.9x26mm, 0.9x28mmRod Thickness: Approx. 0.9mm / 0.04in Tube Thickness: Approx. 1.2mm / 0.05in Uses: Watch steel strap connection tool, watch chain connecting shaft