The press consists of two rigid heads that are heldtogether by the two A-36 steel rods. A 6061-T6-solid-aluminum cylinder is placed in the press and thescrew is adjusted so that it just presses up against thecylinder. If it is then tightened one-half turn, determinethe average normal stress in the rods and in the cylinder.The single-threaded screw on the bolt has a lead of 0.01 in.Note: The lead represents the distance the screw advancesalong its axis for one complete turn of the screw.