... B8,B8M etc Our mostly products include stainless steel standard fasteners ,you can choose materials between ... A4),304L,316L,B8,B8M etc.such as all spec.threaded rods(threaded studs),anchor bolts, ... washers,spring washers etc.Other products include stainless steel round bars,angle iron,channel bars,wire rods ... ,stamping parts,armor plate,steel sheet etc.Our products are widely used ...