Inapplicable CRAFTING QUESTION

[echplay1]

will I be able to reach Lv6. crafting just by crafting mithrils?

And why CAN'T I use my perfect sigmetal extended to craft mithril? Should it be Unbinded?

 

[echplay1]

i just tried crafting now. My first craft is mithril greaves BL. Lvl2 crafting. and I just gained 1.7% pro craft EXP. And I consumed 13%sigmetal BL boots +15, 3PCHH total of Lessthan 5B alz.

5b ALZ for 1.7% LVL2 craft exp.
5b ALZ for 1.7% LVL2 craft exp.