H490 E90AX-17-C# :  90° endmills with CAMFIX shanks that use H490 ANKX 17... double-sided rectangular inserts with 4 helical cutting edges. May be used for heavy applications. (HELIDO 490 Line).  
 
 
Shouldering   Slotting   Counter boring   Side plunging   Ramp down     COOLANT 
  Designation
D
ap
Z
L1
L5
SS
Rd°Rampdown angle is valid only when H490 ANKX1706R15T-FF insert is used (in that case tool diameter is 1.5 mm larger).
Kg
  H490 E90AX D50-4-17-L63C6  50.00  16.30  4  40.0  63.00  63  3.8  1.34
  H490 E90AX D63-4-17-L73C6  63.00  16.30  4  50.0  73.00  63  2.0  3.20
  H490 E90AX D80-5-17-L73C6  80.00  16.30  5  50.0  73.00  63  1.5  2.30

Rampdown angle is valid only when H490 ANKX1706R15T-FF insert is used.
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