Precision Twist E6302 Carbide Square Nose End Mill, Long Reach, Uncoated (Bright) Finish, Roughing Cut, 30 Deg Helix, 2 Flutes, 4" Overall Length, 1/4" Cutting Diameter, 1/4" Shank Diameter Two flutes offer better chip-carrying capacity than end mills with more flutes, enhancing the tools ability to remove material Extra-long length end mills have longer cutting edges and can make deeper cuts than long-length end mills Carbide can run at higher speeds than high-speed or cobalt steel, resisting wear and high cutting temperatures Uncoated (bright) tools have no additional surface treatment or coating for use on a broad range of materials Square nose end mills (also called square end) create sharp, unrounded cuts