Earwires and similar forms can be made with simple wire wrap techniques. There are a variety of both commercial and homemade jigs to improve the uniformity and speed of creation. A simple homemade jig can be made with a block of wood and several nails, smooth metal pins or bolts.
Earphone leads and similar components can be created using simple wire bending methods. There are various both commercial and self-made tools available to boost consistency and speed in manufacturing. A straightforward homemade tool can be made from a wooden block and several nails, metal clips or screws.