Beadalon Crimp beads have an ultra smooth, brilliant finish which protects the beading material and also adds a touch of elegance. These beads are easy to crimp and can be rounded off using a crimper tool. They can be used to secure the start and finish of the strand and give your designs a more professional appearance. Tube 1.3MM Silver Plated 1.5G- Inside dimension is 0.8mm and the outside dimension is 1.3mm.