GFI ST-ER :  Floating reamer DIN 6499 collet chucks with cylindrical shanks.  
 
 
50 BAR MAX.  HARDNESS 58-60  SURFACE FINISH N5 
  Designation
SS
CSI		 d
min		 d
max
L2
L3
L1
D3
D1
RFl
T
Kg
  GFI ST20 ER20  20  ER20  1.0  13.0  65.00  55.50  34.5  34.00  50.0  1.0  22.0  0.30
  GFI ST25 ER32  25  ER32  2.0  20.0  80.00  76.90  45.9  50.00  65.0  1.6  36.0  1.21

! Maximum RPM 2000.
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