ECR-B-L :  4-7 flute 45° helix, long reach (3xd) solid carbide roughing endmills. Used for high stock removal rates.  
 
 
Shouldering Slotting Ramp down Helical interpolation Counter boring Plunging & recessing
  Designation
D

d

ap

H

L

Flute

Ha°

Rd°

ShankC-Cylindrical, W-Weldon

Ch
fz
(min)
fz
(max)

  Grade
  ECR-B4L 10-20/30C10-72  10.00  10.00  20.00  30.00  72.00  4  45.0  5.0  C  0.30  0.03  0.09 IC900

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