The median annual wage for Grinding, Lapping, Polishing, and Buffing Machine Tool Setters, Operators, and Tenders, Metal and Plastic in St. Louis, MO-IL is $58,920 (May 2024 BLS OES). The mean (average) is $55,490.
Pay spans roughly $38,830 at the 10th percentile to $62,010 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $28.33 per hour. An estimated 1,100 people work as grinding, lapping, polishing, and buffing machine tool setters, operators, and tenders, metal and plastic in St. Louis, MO-IL.
| Median (annual) | $58,920 |
| Mean (annual) | $55,490 |
| Median (hourly) | $28.33 |
| 10th percentile | $38,830 |
| 90th percentile | $62,010 |
| Employment | 1,100 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.