A thin wedge inserted into a slit at the lower end of a pin so that when the pin is driven down the wedge enters it and causes it to spread and thus hold more firmly. (Bridge, 2019)
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A thin wedge inserted into a slit at the lower end of a pin so that when the pin is driven down the wedge enters it and causes it to spread and thus hold more firmly. (Bridge, 2019)
« Back to Glossary Index