Give your designs a professional finish with bead tips. Create a neat finish to mesh chain, rubber, leather and waxed cotton cords. Simply insert the chain or cord into the coil and use pliers to twist and compress the first coil around the chain or cord for a tight, secure hold. Use the already made loop at the end for attaching jumprings/clasps, loop has an inner diameter of 3.4mm. They measure 11mm long x 4.7mm and can accommodate cording up to 3mm thick. Package of 50 pieces.