5/16"-18 X 25Mm Threaded Inserts, Zinc Plated Carbon Steel, with Hex Wrench for

Our threaded inserts are very easy to install, pre-drill a suitable hole, and then screw it into the hole by wrench. √【Nut Inserts Function】: Wood threaded inserts are insert nuts that go into a predrilled hole in wood and has internal threads.

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