The above connecting bar springs rubber balls are all placed in metaltube casing pipes are fixed to supporting frame's two sides.
以上连杆、弹簧、皮球均放置在金属管内，套管固定在大梁两侧。
2
Sheet metal, rod, wire, tube, and other rolled-steel shapes all can be processed by shearing process, which is important one in the stamping productions.