Product Made in Japan
Manufacturer : Naniwa
Model: Long Shank EyeBolt
Unit: mm
| Nominal size of screws | M8 |
| Surface treatment | Material | Unichrome | Chromate | Dobu | Trivalent chromate | SCM 435(H) | SUS 304 |
| I=20 | 〇 | 〇 | 〇 | – | – | – | 〇 |
| 25 | 〇 | 〇 | 〇 | – | 〇 | – | 〇 |
| 30 | 〇 | 〇 | 〇 | – | – | – | 〇 |
| 35 | – | – | – | – | – | – | 〇 |
| 40 | 〇 | 〇 | 〇 | – | – | – | 〇 |
| 50 | 〇 | 〇 | 〇 | – | 〇 | 〇 | 〇 |
| 60 | 〇 | 〇 | – | – | – | – | – |
| 70 | – | – | – | – | – | – | – |
| 80 | – | – | – | – | – | – | – |
| 100 | – | – | – | – | – | – | – |
| 120 | 〇 | 〇 | – | – | – | – | 〇 |
| 150 | – | – | – | – | – | – | – |
| Nominal size of screws | M10 |
| Surface treatment | Material | Unichrome | Chromate | Dobu | Trivalent chromate | SCM 435(H) | SUS 304 |
| I=20 | 〇 | 〇 | 〇 | – | – | – | 〇 |
| 25 | 〇 | 〇 | 〇 | – | – | – | 〇 |
| 30 | 〇 | 〇 | 〇 | – | – | – | 〇 |
| 35 | 〇 | 〇 | 〇 | – | – | – | 〇 |
| 40 | 〇 | 〇 | 〇 | – | – | – | 〇 |
| 50 | 〇 | 〇 | 〇 | 〇 | 〇 | 〇 | 〇 |
| 60 | 〇 | 〇 | – | – | – | – | – |
| 70 | 〇 | 〇 | – | – | – | – | – |
| 80 | – | – | – | – | – | – | – |
| 100 | 〇 | 〇 | – | – | – | – | 〇 |
| 120 | – | – | – | – | – | – | – |
| 150 | 〇 | 〇 | – | – | – | – | 〇 |
| Nominal size of screws | M12 |
| Surface treatment | Material | Unichrome | Chromate | Dobu | Trivalent chromate | SCM 435(H) | SUS 304 |
| I＝30 | 〇 | 〇 | 〇 | ー | 〇 | ー | 〇 |
| 35 | 〇 | 〇 | 〇 | ー | ー | ー | 〇 |
| 40 | 〇 | 〇 | 〇 | ー | ー | ー | 〇 |
| 45 | 〇 | 〇 | 〇 | ー | ー | ー | ー |
| 50 | 〇 | 〇 | 〇 | 〇 | 〇 | 〇 | 〇 |
| 60 | 〇 | 〇 | ー | ー | ー | ー | ー |
| 70 | 〇 | 〇 | ー | ー | ー | ー | ー |
| 80 | 〇 | 〇 | ー | ー | ー | ー | ー |
| 100 | 〇 | 〇 | ー | ー | ー | ー | 〇 |
| 150 | 〇 | 〇 | ー | ー | ー | ー | 〇 |
| Nominal size of screws | M16 |
| Surface treatment | Material | Unichrome | Chromate | Dobu | Trivalent chromate | SCM 435(H) | SUS 304 |
| I＝30 | ー | ー | ー | ー | ー | ー | ー |
| 35 | 〇 | 〇 | 〇 | ー | 〇 | ー | 〇 |
| 40 | 〇 | 〇 | 〇 | ー | 〇 | ー | 〇 |
| 45 | ー | ー | ー | ー | ー | ー | ー |
| 50 | 〇 | 〇 | 〇 | 〇 | 〇 | 〇 | 〇 |
| 60 | 〇 | 〇 | ー | ー | ー | ー | ー |
| 70 | 〇 | 〇 | ー | ー | ー | ー | ー |
| 80 | 〇 | 〇 | ー | ー | ー | ー | ー |
| 100 | 〇 | 〇 | ー | ー | ー | ー | 〇 |
| 150 | 〇 | 〇 | ー | ー | ー | ー | 〇 |
| Nominal size of screws | M20 |
| Surface treatment | Material | Unichrome | Chromate | Dobu | Trivalent chromate | SCM 435(H) | SUS 304 |
| I=35 | 〇 | 〇 | 〇 | ー | ー | ー | ー |
| 40 | 〇 | 〇 | 〇 | ー | 〇 | ー | 〇 |
| 50 | 〇 | 〇 | 〇 | 〇 | 〇 | ー | 〇 |
| 60 | 〇 | 〇 | ー | ー | ー | ー | ー |
| 70 | 〇 | 〇 | ー | ー | ー | ー | ー |
| 80 | 〇 | 〇 | ー | ー | ー | 〇 | ー |
| 100 | 〇 | 〇 | ー | ー | ー | ー | 〇 |
| 150 | 〇 | 〇 | ー | ー | ー | ー | 〇 |
| Nominal size of screws | M24 |
| Surface treatment | Material | Unichrome | Chromate | Dobu | Trivalent chromate | SCM 435(H) | SUS 304 |
| I=35 | ー | ー | ー | ー | ー | ー | ー |
| 40 | ー | ー | ー | ー | ー | ー | ー |
| 50 | 〇 | 〇 | 〇 | ー | 〇 | ー | 〇 |
| 60 | 〇 | 〇 | ー | ー | ー | ー | ー |
| 70 | 〇 | 〇 | ー | ー | ー | ー | ー |
| 80 | 〇 | 〇 | ー | ー | ー | ー | ー |
| 100 | 〇 | 〇 | ー | ー | ー | ー | 〇 |
| 150 | 〇 | 〇 | ー | ー | ー | 〇 | 〇 |
| Nominal size of screws | M22 |
| Surface treatment | Material | Unichrome | Chromate | SCM 435(H) | SUS 304 |
| I=50 | 〇 | 〇 | 〇 | ー | 〇 |
| 60 | ー | ー | ー | ー | ー |
| 70 | ー | ー | ー | ー | ー |
| 80 | ー | ー | ー | ー | ー |
| 100 | ー | ー | ー | ー | ー |
| 150 | ー | ー | ー | ー | ー |
| Nominal size of screws | M30 | M36 |
| Surface treatment | Material | Unichrome | Chromate | SCM 435(H) | SUS 304 | Material | Unichrome | Chromate | SUS 304 |
| I=50 | ー | ー | ー | ー | ー | ー | ー | ー | ー |
| 60 | 〇 | 〇 | ー | ー | ー | ー | ー | ー | ー |
| 70 | 〇 | 〇 | ー | ー | ー | ー | ー | ー | ー |
| 80 | 〇 | 〇 | ー | ー | ー | ー | ー | ー | ー |
| 100 | 〇 | 〇 | ー | 〇 | 〇 | 〇 | 〇 | ー | ー |
| 150 | 〇 | 〇 | ー | ー | 〇 | 〇 | ー | ー | ー |
Whitworth size
| Nominal size of screws | W3/8 | W1/2 |
| Surface treatment | Material | Unichrome | Dobu | SUS 304 | Material | Unichrome | Dobu | SUS 304 |
| I=30 | 〇 | 〇 | – | 〇 | 〇 | 〇 | – | 〇 |
| 50 | 〇 | 〇 | 〇 | 〇 | 〇 | 〇 | 〇 | 〇 |
| 100 | 〇 | 〇 | – | 〇 | 〇 | 〇 | – | 〇 |
| 150 | 〇 | 〇 | – | 〇 | 〇 | 〇 | – | 〇 |
| Nominal size of screws | W5/8 | W3/4 |
| Surface treatment | Material | Unichrome | SUS 304 | Material | Unichrome | SUS 304 |
| I=30 | – | – | – | – | – | – |
| 50 | 〇 | 〇 | – | 〇 | – | – |
| 100 | – | – | – | – | – | – |
| 150 | – | – | – | – | – | – |
*Items marked with “-” are made to order. *For other foot length sizes, please contact us as they will be manufactured.
*For M22, the dimensions of the ring part up to I=50 are as shown in the table, and for larger sizes, the dimensions of the ring part are the same as M24.
