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One of the biggest equipment investments for sign and graphics manufacturers is a CNC router. With practically unlimited capabilities and options, CNC routers and knife hybrids are essential for companies that want to increase and improve their production offerings. To protect the investment in this technology, it makes sense to establish a thorough maintenance program to ensure the life of the equipment and minimize costly downtimes. Yet despite the obvious risk, maintenance is often an after-thought and potentially disastrous oversight for many business owners.