| Part # | Mounting | I. D. |
| 0.25 | 1/8 | |
| 0.375 | 1/4 | |
| 0.5 | 3/8 | |
| 0.625 | 1/2 | |
| 0.75 | 5/8 | |
| 0.875 | 11/16 | |
| 1 | 3/4 | |
| 1.25 | 15/16 | |
| 1.375 | 1 | |
| 1.5 | 1--5/16 | |
| 1.75 | 1--3/8 | |
| 2 | 1--5/8 |
|
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| Part # | Part # | Part # | Part # |
 |
Grommets measure: Panel Thickness x Inside Diameter x Drill Size |
