Wire 1mm, bolt 3mm.
Stretched to facilitate assembly.
We cut
We weave the links in a chain.
We solder in the right places, on all sides!
We extend a chain in the mill until the characteristic shape Bismarck.
After broaching, evenly along the entire length of sawing a flat velvet file setting the shape.
After the endstocks and the lock, we grind the smallest sandpaper before the appearance of gloss.
Then for 15 minutes into the electromagnetic tumbling with balls, needles and detergent, then polishing.
Source - http://pikabu.ru/story/moe_khobbidva_mesyatsa_kak_priobrel_vse_neobkhodimoe_i_nachal_probovat_5086329