A-1 Contours is a company in Nampa, Idaho, USA, that specializes in advanced manufacturing technologies. They excel in using computer numerical control (C.N.C.) systems for precise manufacturing. A-1 Contours focuses on creating complex designs, especially fully integral shrouded impellers, which require advanced programming and manufacturing skills. Their use of the latest technology and commitment to high-quality craftsmanship make them a top choice for clients looking for detailed impeller solutions.