3rd practice are perfect, according to the draft, designed. After that there is a problem that the steel rod clamping fingers we made to put a tripod instead, and after completion, it is more efficient.
The third piece is the perfect draft was designed. After the problem that steel clamping fingers we do by bringing into the stand, and after the work is done more efficiently.
The 3 practice target perfection according to draft has been designed. After the problem that a steel bar clamp fingers so we do it by applying to put a stand for and after finished the work more efficient.