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Pattern Ninja is a family-owned CNC pattern shop in Portland, OR. We make permanent molds, gages, core boxes, shell patterns, investment tools, no-bake molds, and fixtures. We work with tool steel, cast iron, brass, aluminum, and other metal alloys. Our leadership team has a combined total of 53 years experience, which brings our customers confidence, knowing that their projects are in good hands. We have two main goals: to create an excellent product that surpasses our customers' expectations and to create a pleasant and rewarding work environment for our employees.