HSK A-ER :  DIN6499 ER collet chucks with HSK DIN69893 form A tapered shanks.  
 
 
RUNOUT (INT) 0.003MM(.00012 HARDNESS 58-60 SURFACE FINISH N5 G2.5/20000 RPM HSK A 100-G6.3=12000 RPM COOLANT
  Designation
SS
CSI		 d
min		 d
max
D3
D2
L
L1
L3
J
Kg
  HSK A 63 ER40X 80  63  ER40  3.0  26.0  63.00  50.40  80.00  54.0  34.00  -  0.92
  HSK A 63 ER40X100  63  ER40  3.0  26.0  63.00  50.40  100.00  74.0  34.00  M28X1.5  1.16
  HSK A 63 ER40X120  63  ER40  3.0  26.0  63.00  50.40  120.00  94.0  34.00  M28X1.5  1.38
  HSK A 100 ER40X100  100  ER40  3.0  26.0  63.00  -  100.00  71.0  -  M28X1.5  2.80
  HSK A 100 ER40X120  100  ER40  3.0  26.0  63.00  -  120.00  91.0  -  M28X1.5  3.17
  HSK A 100 ER40X160  100  ER40  3.0  26.0  63.00  -  160.00  131.0  -  M28X1.5  4.08

A cooling tube must be used with all coolant through HSK spindles (should be ordered separately).
For shank dimensions, Click on "More Info".
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