??i v?i m?i khoan t? thép gió HSS s? d?ng d?u c?t và ??i v?i m?i khoan t? h?p kim TCT s? d?ng ch?t làm mát hòa tan trong n??c.ngh? cao ?? ??m b?o ch?t l??ng, ?? chính xác gia công c?ng nh? th?m m? c?a s?nWhen you are committed, you'll have to put up with irritating insects along with the vagaries with the weather too. Plenty of very good f