RAYMACK MACHINE TOOL INC.

ACER Group, founded in 1985, has long been dedicated to the U.S. machine tool market and has established comprehensive sales and service networks across both the East and West Coasts of the United States. The group currently focuses on variable-speed vertical milling machines as its core product line, continuously providing reliable metalworking equipment and technical support.
In 2024, through its group company RayMack Machinery, ACER Group integrated the manufacturing experience and core technologies accumulated by Freeport Machinery in the field of small and medium-sized surface grinders, further strengthening the group’s product portfolio and technical capabilities in grinding machinery.
RayMack Machinery specializes in the development and manufacturing of small and medium-sized surface grinders. Focusing on standardized machine models, its product range includes automatic surface grinders and precision surface grinders. Building on more than 40 years of surface grinding machine design and manufacturing experience, RayMack is committed to delivering stable and reliable grinding solutions.
Surface grinders are widely used for precision machining of both metallic and non-metallic materials and are commonly applied in mold manufacturing, mechanical component machining, and tool production industries. Moving forward, RayMack Machinery will continue to advance toward higher precision, greater stability, and improved machining efficiency, while actively addressing the demand for high-quality grinding solutions in semiconductor equipment components, precision fixtures, and advanced mechanical machining applications.