din 551
*all measurements in millimeters (mm)*
| d | d1 max | n | t min |
| m3 | 2 | 0.4 | 0.8 |
| m4 | 2.5 | 0.6 | 1.12 |
| m5 | 3.5 | 0.8 | 1.28 |
| m6 | 4 | 1 | 1.6 |
| m8 | 5.5 | 1.2 | 2 |
| m10 | 7 | 1.6 | 2.4 |
| m12 | 8.5 | 2 | 2.8 |
all information is strictly informative
contact: lizhong.deng
phone: 13928071304
tel: 0756-8586520
email: lizhong@zhjiali.com
add: mingzhubeilu388haochangshaxinyun56-301,xiangzhou area,zhuhai city,guangdong province,china.