Thread Calculator
Calculate Thread Dimensions
About Thread Calculator
This calculator determines thread dimensions and specifications for bolts, screws, and fasteners, including thread pitch, diameter, and manufacturing requirements.
Thread Types:
- Unified: Standard inch-based thread system
- Metric: ISO standard metric thread system
- Acme: Trapezoidal thread for power transmission
- Buttress: Asymmetric thread for heavy loads
- Square: Square profile for power screws