SEMS screws - double washer assemblies
Product Introduction
per JIS B1187, DIN 6900 Z4-1....
![proimages/sems_screw/DIN912(inch)sems-1.jpg DIN912(inch)sems screw.jpg](https://www.chuwu.com.tw/proimages/sems_screw/DIN912(inch)sems-1.jpg)
![proimages/sems_screw/DIN912sems-1.jpg DIN912sems screw.jpg](https://www.chuwu.com.tw/proimages/sems_screw/DIN912sems-1.jpg)
Hexagon Socket head cap screw sems with
spring lock washer and plain washer
![proimages/sems_screw/DIN912(inch)sems-1.jpg DIN912(inch)sems screw.jpg](https://www.chuwu.com.tw/proimages/sems_screw/DIN912(inch)sems-1.jpg)
Screw standard according to ASME B18.3
![proimages/sems_screw/DIN912sems-1.jpg DIN912sems screw.jpg](https://www.chuwu.com.tw/proimages/sems_screw/DIN912sems-1.jpg)
Screw standard according to DIN 912