(1) If the wall is horizontally hoisted, a bolt with a diameter of 6 mm will not be a problem. Determine the position of the wall and make a hole of the same diameter as the bolt, the depth of which is the length of the bolt trunk.
(2) The trunk with the screw sleeve is hit into the wall hole, and the screw is used to pass through the cabinet to be lifted. Tighten the nut. When the screw is tightened, the slit of the trunk is forced to open to the periphery and becomes inverted, so that the hanging force is large.
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