Product Categories
Mushroom head square neck bolts
Material:steel, stainless steel, brass
Durability:4.6, 6.8, 8.8, 10.9
Surface:Zinc plating Cr3+, Cr6+ (blue or yellow)
Standard:DIN 603,
.Material:steel, stainless steel, brass
Durability:4.6, 6.8, 8.8, 10.9
Surface:Zinc plating Cr3+, Cr6+ (blue or yellow)
Standard:DIN 603,
.