| 摘要 |
PROBLEM TO BE SOLVED: To provide a connecting metal used to fixedly connect adjacent columns to each other mainly in a prefabricated house, manufacturable at a low cost, being easily to carry and store. SOLUTION: This connecting metal comprises a screw metal 13 having bolts or nuts, a screw-metal holder 12 capable of attaching the screw metal 13 unrotatably and removably, and a connection plate 11 for mounting the screw- metal holder 12 thereon and having a bolt inert hole drilled in the screw meal 13 installed on the screw-metal holder 12.
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