Bolts, nuts and screws in US: materials 52 %, energy 1 %, labour 24 %, other 22 % (data 2026-09).

| Element | Share | Basis |
| -- | -- | -- |
| materials | 52 % | census 2022 |
| energy | 1 % | census 2022 |
| labour | 24 % | census 2022 |
| other | 22 % | census 2022 |

Sources:
- Steel mill products (bls BLS:WPU1017)
- PPI Commodity data for Fuels and related products and power-Industrial electric power, not seasonally adjusted (bls WPU0543)
- PPI Commodity data for Fuels and related products and power-Industrial natural gas, not seasonally adjusted (bls WPU0553)
- Average hourly earnings of all employees, manufacturing, not seasonally adjusted (bls CEU3000000003)
- PPI industry data for Bolt, nut, screw, rivet, and washer mfg, not seasonally adjusted (bls PCU332722332722)
- PPI industry data for Bolt, nut, screw, rivet, and washer mfg-Externally threaded metal fasteners (except aircraft types), not seasonally adjusted (bls PCU3327223327223)