LMT Onsrud claims the Marathon is the longest running compression tool due to advancements in cutting geometry and the addition of the unique Onsrud coating. The coating is formulated to protect the cutting edge from the high temperatures generated when routing laminated and composite wood products.
About LMT Onsrud
Our roots were established within Libertyville, IL with an initial product offering of high-speed steel router bits, milling cutters, and carbide tipped tools and over the next 65 years of producing high quality tooling, we have seen our customer requirements grow and expand. Current tooling lines range from our starting point of engineered panel applications which developed into plastic and composite machining for the marine and aircraft industries. Our latest end mills are utilized to mill aluminum and exotic metals within today's aerospace, defense, medical industries as well as other technical applications, while our special solid carbide drills are designed to cut composites, titanium and other non-ferrous materials.