A-SVUNR/L :  Boring bars with internal coolant holes for 35° negative rhombic inserts.  
 Right-hand shown
 
Int. 35° diamond 93° approach COOLANT
  Designation
d

f

l1

l2
D
min

Ga°

Gr°
  A-SVUNL 12-2.5  .750  .63  7.000  1.20  1.040  -6  -14
  A-SVUNR 12-2.5  .750  .63  7.000  1.20  1.040  -6  -14
  A-SVUNL 16-2.5  1.000  .73  8.000  1.38  1.240  -6  -14
  A-SVUNR 16-2.5  1.000  .73  8.000  1.38  1.240  -6  -14
  A-SVUNL 20-2.5  1.250  .91  10.000  1.97  1.460  -6  -14
  A-SVUNR 20-2.5  1.250  .91  10.000  1.97  1.460  -6  -14

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