Not sure if intended, but teir II axe seems like it wears out faster than the teir I. It's also odd that the teir I requires quartzite to repair when the ingredients are so common. Would be better if the teir I used a pebblet then the teir II could use just quartzite... especially given how hard it is to find Bombardiers.
There is also an issue with the Husky Weeds. The smaller size one takes a normal amount of effort to chop down, while the large version takes much longer. However, when finally chop the larger one down get nothing extra for all that work. Either it should take the same t