gang feed hook 串钩

gang feed tool 组合刀具

gang feed shear 多刀剪切机

gang feed press 复动压力机

gang feed sawyer 锯石工

gang feed plough 多铧犁

gang feed seeder 组式播种机

gang feed harrow 拖拉机耙

gang feed reamer 组合铰刀

gang feed socket 连结插座