Choose from solid brass and copper tubing for making jewelry. Use to build custom watch bands, make pendant bails, or craft tube rivets and eyelets. You can also use this jewelry tubing to support 14-gauge wire rivets. Both metals come in 3/32" width. That's approximately 2.4mm outer diameter tubes (1.6mm inner diameter). 36" of tubing per pack. Use a jeweler's saw with fine blade to cut metal tubing.