Technical specifications
Product class
Expert-Line
Drilling depth
3xD
d1
18.5 mm
d2
20 mm
l1
129 mm
l2
77 mm
l3
53 mm
l4
50 mm
Cooling
internal cooling
Number of cutting edges (z)
2
Shank tolerance
h6
Bore tolerance
≥ IT 9
Shank type
HA
Tip angle
180 °
Side rake angle
30 °
Material group
R8