L/D relationAngle
DrillNC tapping device
CodeDescriptionCodeDescription
033 x D9090°
055 x D120120°
088 x DWith inner cooling
1010 x D
1212 x D
1515x D
2020 x D
3030 x D
67
Bore diameter [mm]Shank diameter [mm]
CodeDescriptionCodeDescription
02002,0S4,0
08508,5
180018,0
...
89

C

D

E

a b c d

a Boring b Drilling c Profile drilling d Centering