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Monster Tool Co.’s HPNF series of carbide end mills feature a 45-degree helix for rapid chip evacuation. According to the company, a proprietary flute geometry is designed to increase chip load per tooth, as well as improve workpiece finish and tool versatility.

Designed primarily for high-speed machining of aluminum, the end mills can also cut nonferrous materials. They are available in two- and three-flute configurations in a variety of lengths and coatings.