ISO 9001:2008 & WBENC certified fastener manufacturer that specializes in custom & high nickel alloy fasteners. ASTM A193 & A320 fasteners include B7, B7M, L7, L7M, B16, B8, B8M, B8M class2. We also have a niche in specialty high nickel alloys such as hastelloy, Inconel, monel, stainless, and Alloy 20 fasteners.