washable / very strong / fire resistance
Titanium is essential material which is used for the Aerospace engineering requires advanced techniques.
Its strength, corrosion resistant, and durability, is very suitable for hanko material which can be used for a long term.
Titanium is also used as allergic free material in health field for artificial bone, artificial root of a tooth, and heart pacemaker.
It is not only durability, but also body friendly metal.
- $102 round / no cap (18mm / 0.70inch)
- $142 square / no cap (21mm / 0.83inch)