| US NO. | FG - 1/4 | FG 1/2 | FG 1 | FG 2 | FG 3 | FG 4 | FG 5 | FG 6 | FG 7 | FG 8 |
| FG ISO NO.: 500.314.001.006 | 005 | 006 | 008 | 010 | 012 | 014 | 016 | 018 | 021 | 023 |
| Overall Length (mm) | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 |
| Shank Dia. (mm) | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 |
| Head Dia. (1/10 mm) | 0.5 | 0.6 | 0.8 | 1.0 | 1.2 | 1.4 | 1.6 | 1.8 | 2.1 | 2.3 |
| Head Length (mm) | 0.5 | 0.6 | 0.8 | 1.0 | 1.2 | 1.4 | 1.6 | 1.8 | 2.1 | 2.3 |
| US. NO | FG 33 1/2 | FG 34 | FG 35 | FG 36 | FG 37 |
| ISO NO.500.314.010.006 | 006 | 008 | 010 | 012 | 014 |
| Overall Length (mm) | 19 | 19 | 19 | 19 | 19 |
| Shank Dia. (mm) | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 |
| Head Dia. (1/10 mm) | 0.6 | 0.8 | 1.0 | 1.2 | 1.4 |
| Head Length (mm) | 0.6 | 0.8 | 1.0 | 1.2 | 1.4 |
| US. NO | FG 56 | FG 57 | FG 58 |
| ISO NO.500.314.107.006 | 009 | 010 | 012 |
| Overall Length (mm) | 19 | 19 | 19 |
| Shank Dia. (mm) | 1.6 | 1.6 | 1.6 |
| Head Dia. (1/10 mm) | 0.8 | 1.0 | 1.2 |
| Head Length (mm) | 3.8 | 4.1 | 4.1 |
| US. NO | FG 169 | FG 170 | FG 171 |
| ISO NO.500.314.168.006 | 009 | 010 | 012 |
| Overall Length (mm) | 19 | 19 | 19 |
| Shank Dia. (mm) | 1.6 | 1.6 | 1.6 |
| Head Dia. (1/10 mm) | 0.9 | 1.0 | 1.2 |
| Head Length (mm) | 4.0 | 4.2 | 4.2 |
| US. NO | FG 245 | FG 246 | FG 256 |
| ISO NO.500.314.233.006 | 009 | 011 | 008 |
| Overall Length (mm) | 19 | 19 | 19 |
| Shank Dia. (mm) | 1.6 | 1.6 | 1.6 |
| Head Dia. (1/10 mm) | 0.9 | 1.1 | 0.8 |
| Head Length (mm) | 3.0 | 3.7 | 3.0 |
| US. NO | FG 329 | FG 330 | FG 331 | FG 332 |
| ISO NO.500.314.237.006 | 006 | 008 | 010 | 012 |
| Overall Length (mm) | 19 | 19 | 19 | 19 |
| Shank Dia. (mm) | 1.6 | 1.6 | 1.6 | 1.6 |
| Head Dia. (1/10 mm) | 0.6 | 0.8 | 1.0 | 1.2 |
| Head Length (mm) | 1.7 | 1.9 | 2.0 | 2.2 |
| US. NO | FG 556 | FG 557 | FG 558 | FG 559 |
| ISO NO.500.314.107.007 | 008 | 010 | 012 | 014 |
| Overall Length (mm) | 19 | 19 | 19 | 19 |
| Shank Dia. (mm) | 1.6 | 1.6 | 1.6 | 1.6 |
| Head Dia. (1/10 mm) | 0.8 | 1.0 | 1.2 | 1.4 |
| Head Length (mm) | 3.8 | 4.2 | 4.2 | 4.5 |
| US. NO | FG 699 | FG 700 | FG 701 | FG 702 |
| ISO NO.500.314.168.007 | 009 | 010 | 012 | 016 |
| Overall Length (mm) | 19 | 19 | 19 | 19 |
| Shank Dia. (mm) | 1.6 | 1.6 | 1.6 | 1.6 |
| Head Dia. (1/10 mm) | 0.9 | 1.0 | 1.2 | 1.6 |
| Head Length (mm) | 4.0 | 4.2 | 4.2 | 4.6 |
| US. NO | FG 1156 | FG 1157 | FG 1158 |
| ISO NO.500.314.137.006 | 009 | 010 | 012 |
| Overall Length (mm) | 19 | 19 | 19 |
| Shank Dia. (mm) | 1.6 | 1.6 | 1.6 |
| Head Dia. (1/10 mm) | 0.8 | 1.0 | 1.2 |
| Head Length (mm) | 3.8 | 4.1 | 4.1 |
| US. NO | FG 1556 | FG 1557 | FG 1558 |
| ISO NO.500.314.137.007 | 009 | 010 | 012 |
| Overall Length (mm) | 19 | 19 | 19 |
| Shank Dia. (mm) | 1.6 | 1.6 | 1.6 |
| Head Dia. (1/10 mm) | 0.8 | 1.0 | 1.2 |
| Head Length (mm) | 3.8 | 4.1 | 4.1 |
| US. NO | FG 1171 |
| ISO NO.500.314.194.006 | 012 |
| Overall Length (mm) | 19 |
| Shank Dia. (mm) | 1.6 |
| Head Dia. (1/10 mm) | 1.2 |
| Head Length (mm) | 4.1 |