... 2.Name:Lock pin, Washer plate, Wing nut, Base plate, Insert 3.Type:Pressed, forged 4.HDG, painted ... washer plate, inner joint pin, jack nut, lock pin and steel panel. we can design and ... experienced technical support.3.Products DetailsScaffolding accessories,scaffolding,scaffolding couplers, formworks,accessories,frame system,scaffolding system...Material: Q235,Q345Size: CustomizedSurface: Self- ...