EuroTool Crimping Pliers Crimping Pliers are used to close 2mm-3mm crimp beads and crimp tubes smoothly and unobtrusively. Crimps are small beads or tubes used to hold wire or string ends firmly Also works great on Crimp Covers! Includes instructions. Crimp beads and tubes are essential to properly finishing a necklace or bracelet for a clasp Overall length: 5", Jaws: 1/2"