Our Company specializes in producing all kinds of automotive fasteners, including M3-M16 high strength screws, including 8.8 grade external hexagon screws (GB9074.17), 8.8 grade cup head internal hexagon screws, 8.8 grade cross recessed external hexagon screws (GB9074.13), Class 10.9 ISO7380 round head combination screws, Class 12.9 DIN912 cup head combination screws, and custom combination screws.
SEMS SCREWS