A grommet is a ring inserted into a hole with a groove or collar to hold it in place. They are often made of metal, plastic, or rubber. They may be used to prevent tearing or cover sharp edges of the punched or cut hole.
A grommet is a ring inserted into a hole with a groove or collar to hold it in place. They are often made of metal, plastic, or rubber. They may be used to prevent tearing or cover sharp edges of the punched or cut hole.
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