Wisine Fasteners & Metal has the capability to manufacture bolts & Nuts,special screws and special profile customized for your company. Special tooling can be created to produce nonstandard dimensions or with your company’s name and/or logo. Alloy 304/304L resists atmospheric corrosion, as well as, moderately oxidizing and reducing environments. Alloy Steel Press Bolt Studs The alloy has excellent resistance to intergranular corrosion in the as-welded condition. Alloy 304/304L has excellent strength and toughness at cryogenic temperatures.