| 摘要 |
PROBLEM TO BE SOLVED: To provide an adapter capable of enhancing workability and reducing costs for injection type forepoling which uses a self-drilling bolt. SOLUTION: The adapter intervenes between a chemical ejecting portion and the rear end of the self-drilling bolt when a chemical is injected for the injection type forepoling which uses the self-drilling bolt. The adapter consists of an approximately cylindrical adapter body 1 made from resin and a stationary mixer 2 inserted into the hollow part of the adapter body 1.
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