2.5mm Crimps have an outer diameter 2.5mm and an inner diameter of 1.5mm. These crimps are available in gold plating and silver plating. They are supplied as a package of 800 crimps. We offer a variety of styles, qualities and sizes of crimps. Crimps are used to secure beading wire at the start and ends of the design. They are multi functional and can also be used at any point in the design. Be sure to have a good pair of crimp pliers handy!