Metric countersunk head hexagon socket screw-din7991
- Product description:Zhuhai Jiali Hardware supplies high quality hex socket countersunk screw metric din7991 (DIN7991) with complete specifications, multiple materials and custom manufacturing. Fast delivery and competiti
Metric countersunk head hexagon socket screw-din7991
Material: stainless steel 304316, grade 8.8 high strength and grade 12.9 high strength
Product standard:
din7991
Scope of application: play a fixed role in machinery, electrical appliances and buildings.

