Product Made in Japan
Manufacturer : Naniwa
Model: Whitworth screw (Orf)
Dimensions
| Nominal name of the screw | A | B | L | S | D | Weight (kg) |
| 3/8 | 16 | 32 | 110 | 70 | 8.15 | 0.07 |
| 1/2 | 20 | 42 | 152 | 100 | 11 | 0.16 |
| 5/8 | 25 | 53 | 178 | 115 | 14 | 0.3 |
| 3/4 | 30 | 64 | 224 | 150 | 17 | 0.54 |
| 7/8 | 35 | 75 | 245 | 160 | 20 | 0.85 |
| 1″ | 38 | 84 | 264 | 175 | 23 | 1.19 |
