Rip Cutting Tools6-Piece Set, 3-Flute, High Helix, High Performace Carbide Ends designed for Aluminum and non-ferrous materials.FeaturesThese tools feature a 45 Degree Helix, Variable Indexed Flutes, High Rake for Effective Cutting on the Newest CNC Machines as well as lower RPM Manual Machines and ZrN Coating, the premier coating for Aluminum and other softer materials. Made in the USA, Standard Length of Cut and Overall LengthsSet includes one of each1/8″ 3-Flute SE Carbide End Mill, ZRN Coating for Aluminum R273-0125Z3/16″ 3-Flute SE Carbide End Mill, ZRN Coating for Aluminum R273-0187Z1/4″ 3-Flute SE Carbide End Mill, ZRN Coating for Aluminum R273-0250Z5/16″ 3-Flute SE Carbide End Mill, ZRN Coating for Aluminum R273-0312Z3/8″ 3-Flute SE Carbide End Mill, ZRN Coating for Aluminum R273-0375Z1/2″ 3-Flute SE Carbide End Mill, ZRN Coating for Aluminum R273-0500ZPKG QTY: 6 End MillsMPN: R273-601-SET

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