Niagra Cutter 4 Flute 4mm Size M42 8% Cobalt Single End Mill, 3/8″ Shank Dia., Length of Cut 1/2″, 2-3/8″ OAL

• Cobalt Offers better wear resistance, higher hot hardness toughness when compared to high speed steel.
• Less chipping under severe cutting conditions allows tool to be run 10% faster than high speed steel.
• Shank Style: Inch Shank
• Helix Angle: 30
• Center Cutting.
• Cutting Direction: Right Hand
• Finish Coating: Bright