2017.11.25Tell me the length of the Ita Omori that weighs 1 gram.
The 29-mm-long thin type (0.2 mm thick),
the 24-mm-long standard type (0.25 mm),
and the 15.6-mm-long thick type (0.4 mm thick) all weigh 1 gram.
Take tolerances into consideration because they are products made of lead.