Brass Cord Ends Sets, Mixed ColorSize: about 8mm wide, 11mm long, hole: 1mm, 6mm inner diameter, 5 colors, 30pcs/color, 150pcs/box; plastic box: 7x13.5x3cm.â Usage: Fit for DIY cord jewelries, tassels making, compatible with leather, ribbon, tassel, lace, hemp, suede, rope and other various cord. â Easy to Use: First, attach a clasp to the end cap with a jump ring. Second, apply glue inside the cord ends caps. Third, insert the end of the cord into the end cap and wait to dry.