- American ANSI / ASME B16.11
- American ANSI / ASME B16.14
- American Flush Seal 7/8 Taper
- American SAE J531
- British BSPT / BS21 - Whitworth
- British DIN 906/3858
- British DIN 909/3858
- Japanese JSA / JIS D2101
- Metric DIN 906/158
- Metric DIN 909/158
- Machine Screws
- Fasteners