DCN A-3D :  SUMOCHAM 3xD drills with indexable heads, one flat shanks and internal coolant holes. Feature 4 standard drilling head types for drilling on 4 different material groups.  
 
 
Drilling   COOLANT 
  Designation D
minDo not mount smaller drilling heads than specified range for drill body.		 D
max
L
d
D3
L1
L4		 Po.
Size
  DCN 180-054-25A-3D  18.00  18.90  54.0  25.00  32.00  82.5  56.0  18.0
  DCN 190-057-25A-3D  19.00  19.90  57.0  25.00  32.00  87.0  56.0  19.0
  DCN 200-060-25A-3D  20.00  20.90  60.0  25.00  32.00  91.6  56.0  20.0
  DCN 210-063-25A-3D  21.00  21.90  63.0  25.00  32.00  96.2  56.0  21.0
  DCN 220-066-25A-3D  22.00  22.90  66.0  25.00  32.00  100.8  56.0  22.0

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