For over 50 years, Hiawatha Metalcraft Inc. has been specializing in aluminum finishing and serving the anodizing industry. Its core capabilities include masking, dichromate sealing, sulfuric acid anodizing type II MIL-A-8625F clear/colors, chromate conversion coating and many more. Honeywell, Tracor, Sauer Sundstrand, United Defense, Rosemont Aerospace, Rockwell International and General Dynamics have certified its capabilities. Hiawatha Metalcraft Inc. offers the largest commercial anodizing tanks to its clients in the United States. The company is located in Minneapolis, Minn.