DIN69871-SEM-C :  ISO 3937 Shell mill holders with coolant holes and DIN 69871 form ADB tapered shanks.  
 
 
RUNOUT (EXT) 0.005MM (.0002 HARDNESS 58-60 TAPER SURFACE FINISH N5 G2.5/SK40=20000RPM @ SK50=15000RPM COOLANT
  Designation
SS
d
D1
L
L2
L1
G
Kg
Fig.
  DIN69871 40 SEM16X 35 C  40  16.00  38.0  35.00  17.00  15.9  M16  0.94  1
  DIN69871 40 SEM16X100 C  40  16.00  38.0  100.00  17.00  80.9  M16  1.48  1
  DIN69871 50 SEM16X 35 C  50  16.00  38.0  35.00  17.00  15.9  M24  2.68  1
  DIN69871 50 SEM16X100 C  50  16.00  38.0  100.00  17.00  80.9  M24  3.24  1

(a) If the B type option is required, the plug screw must be removed from the flange cooling hole (use a 2 mm hex key).
Balanced to G2.5/SK40=20,000 RPM, SK50=15,000 RPM
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