Union Butterfield® End Mill, Center Cutting Double End Regular Length Square End, Series: 948, 1/2 in Diameter Cutter, 4-1/2 in Overall Length, 1 in Length of Cut, 4 Flutes, Spiral Flute, 1/2 in Shank Diameter, Right Hand Cutting Direction, 30 deg Helix Angle, Weldon Flat Shank, HSS, Bright

• High speed steel provides good wear resistance, it is commonly used for general purpose applications on both ferrous and nonferrous materials
• Uncoated tools have no additional surface treatment or coating for use on a broad range of materials
• Double end square end mills create sharp, unrounded cuts and have cutting edges on both ends for longer tool life
• Four flutes produce a better finish than fewer flutes
• Aluminum/aluminum alloys, cast iron, steel/steel alloys, titanium/titanium alloys compatible material
• Center cutting design allows the end mill to plunge into material like a drill bit while also performing conventional surface milling

• Union_Butterfield_5110168_Catalog.pdf
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