Please reach me at Novathadam@yahoo.com if you cannot find an answer to your question.
Yes
Yes
Yes, the only wraps that don't use hishigami are styles that don't require them such as hira maki.
Not at this time. I currently offer customizing & repair on weapons.
Not at this time.
My silk ito is imported from Japan
I include the fuchi and kashira.
Yes, I can add a counter weight inside the tsuka core that can adjust point of balance up to 1 1/2" closer to the tsuba.