A bending die used in the apparatus for manufacturing the automotive suspension arm to bend a rod-like raw material and produce a bent material includes a lower bending die including a mounting portion for mounting thereon the rod-like raw material and an upper bending die including a pressing portion for vertically pressing the rod-like raw material mounted on the lower bending die. The outer body has an enlarged bead around the rim of the bowl and the stainless inner body is rolled around the bead. At least one of the unselected wireless devices is instructed to communicate with the communication network via the selected router wireless device. The pilot may also be a preset pressure derived in the mask, a separate pneumatic line from the ventilator, or an electro-mechanical control. The third structure mitigates inadvertent removal of the tablet computer from the three sided structure when the tablet computer is fully nested within the three sided structure.