Tricept 20 (small)
Copper T-coil with a ring at its top, in the middle. The shaft of the coil is wound round with copper. At the lower end, there are two small ‘branches’ and a blue thread.
Copper T-coil with a ring at its top, in the middle. The shaft of the coil is wound round with copper. At the lower end, there are two small ‘branches’ and a blue thread.