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Difference between end mill and drill bit

Views : 1661
Update time : 2017-04-06 17:36:35
Twist drill and end mill cutter, although it seems to be a same spiral structure, but there are much difference between end mill and drill bit.the axial cross-sectional structure is different. Drill bit center is very thin, gradual thickening from the center of the circle to the outer edge . Reducing the axial force of the axial borehole; and the axial cross section of the end mill cutter is a solid circular in the middle, the outer edge is a helical cutting blade. This structure determines the end mill cutter can not shaft to the infeed; the structure difference between drill bit and end mill cutter, resulting in the two different functions. The thick drill bit edge, the rotation of the cutting capacity is very strong, so the drill is suitable for drilling; and the solid structure of the milling cutter, It is suitable for the transverse knife, but not axial infeed.



Twist drill bit,used to drilling hole,with long cutting edge,lower rigidity.difficult to do transverse cutting. Almost with 2 flute.

End mill, with shorter cutting edge compare to drill bit, excellent rigidity,suitable for transverse cutting.

Related tools:
Carbide endmill
Carbide drill bit